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for mn3+, write an equation that shows how the cation acts as an acid.

For Mn3 , write an equation that shows how the cation acts as an acid.
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Chemistry
For Mn3+, write an equation that shows how the cation acts as an acid.

asked by Ari on February 12, 2011
Chemistry
Determine whether each cation is acidic or pH neutral. For those cations that are acidic, write an equation that shows how the cation acts as an acid. A) Sr+2 B) Mn+3 C) C5H5NH+ D) Li+

asked by L.Bianchessi on February 27, 2012
Chemistry
Determine whether each cation is acidic or pH neutral. For those cations that are acidic, write an equation that shows how the cation acts as an acid. A) Sr+2 B) Mn+3 C) C5H5NH+ D) Li+

asked by L.Bianchessi on February 27, 2012
Chemistry
Determine whether each cation is acidic or pH neutral. For those cations that are acidic, write an equation that shows how the cation acts as an acid. A) Sr+2 B) Mn+3 C) C5H5NH+ D) Li+

asked by L.Bianchessi on February 27, 2012
Chemistry
For C2H5NH3+, write an equation that shows how the cation acts as an acid. Why is my answer wrong? CH2H5NH3^+(aq) + H2O(l) —> CH2H5NH2(aq) + H3O+(aq)

asked by Alex on November 6, 2018

Chemistry
My teacher uses the online homework ARIS and the question is write the balanced equation of Mn3(PO4)2: i have enter the answer Mn3(PO4)2 (s) =3Mn^2+(aq) + 2(PO4)^3-(aq)

asked by Taylor on December 8, 2010
Chemistry
Write the balanced equation and solubility product expression for the solubility equilibrium of Mn3(PO4)2: i thought the answer was Mn3(PO4)2 (s) = Mn^2+(aq) + (PO4)2 ^3- (aq) but that’s not right. then for the Ksp expression i thought it was [Mn^2+]

asked by Jake on November 30, 2010
Chemistry
Write the balanced equation and solubility product expression for the solubility equilibrium of Mn3(PO4)2: i thought the answer was Mn3(PO4)2 (s) = Mn^2+(aq) + (PO4)2 ^3- (aq) but that’s not right. then for the Ksp expression i thought it was [Mn^2+]

asked by Jake on December 1, 2010
Chemistry

  1. what solution can you add to each of the following cation mixtures to precipitate one cation while keeping the other cation in sloution? write complete and net ionic equations for thr precipitation reactons that occur. a) sr+2 (aq) anf Hg+2 (aq) b) ca+2

asked by Alexandria on April 28, 2011
chemistry
Consider the ionization constants hypochlorous acid (HOCl) : Ka = 3.5 × 10−8; ammonia (NH3) : Kb = 1.8×10−5. A solution of ammonium hypochlorite (NH4OCl) is 1. acidic, because the cation hydrolyzes to a greater extent than the anion. 2. basic,

asked by vivian on May 13, 2011
AP Chemistry
Consider the ionization constants cyanic acid (HOCN) : Ka= 3.5×10−4; ammonia (NH3): Kb= 1.8×10−5. A solution of ammonium cyanate (NH4OCN) is 1. acidic, because the cation and the anion hydrolyze to the same extent. 2. acidic, because the anion

asked by Gabriella on January 24, 2014
Chemistry
What is the solubility equilibrium for Mn3(PO4)2? Isn’t it this.. Mn3(PO4)2 (s) –> 3Mn^+2 (aq) + 2PO4^-3 (aq) but i keep getting it wrong. suggestions?

asked by Savannah S. on December 5, 2010
chemistry
In the reaction CaO(s) + SO2(g) —> CaSO3(s) (Hint: try drawing the Lewis structures of SO2 and SO32-) a. ) Ca2+ acts as a Lewis base, and SO32- acts as a Lewis acid. b. ) SO32- acts as a Lewis base, and SO2 acts as a Lewis acid. c. ) O2- acts as a Lewis

asked by Anonymous on November 2, 2008
chemistry
In the reaction CaO(s) + SO2(g) —> CaSO3(s) (Hint: try drawing the Lewis structures of SO2 and SO32-) a. ) Ca2+ acts as a Lewis base, and SO32- acts as a Lewis acid. b. ) SO32- acts as a Lewis base, and SO2 acts as a Lewis acid. c. ) O2- acts as a Lewis

asked by Anonymous on November 2, 2008
chemistry
Thanks for your help. I have a problem to solve et don’t know how to do part of it. We have a solution of XNO3 (X = monovalent cation We add a solution of K2SO4. We obtain an insoluble sulfate which precipitate and KNO3 The precipitate = 3.900 g The

asked by Ele on April 27, 2016

chemistry
Write the balanced equation and solubility product expression for the solubility equillibrium of Mn3(PO4)2: Ksp expression?

asked by Karly on November 29, 2010
Chem
Separate the following balanced chemical equation into its total ionic equation. AgNO3​(aq)+NaCl(aq) –> NaNO3​(aq)+AgCl(s) (List the ions in order of the above equation.) Write the net ionic equation for the reaction above. (Make sure the cation is

asked by Emma on October 16, 2017
Chemistry
A buffer is made by dissolving H3PO4 and NaH2PO4 in water. 1. Write an equation that shows how this buffer neutralizes added acid. Express your answer as a chemical equation. Identify all of the phases in your answer. 2. Write an equation that shows how

asked by Mernyshia on October 16, 2015
chemistry
I need an equation for the neutralization of lemon juice (citric acid) with baking soda (sodium hydrogen or sodium bicarbonate) that shows a proton transfer to form carbonic acid and a salt..And an equation for the decomposition of carbonic acid to water

asked by Norma on August 4, 2010
Honors Chemistry
I need someone to check these questions. I know its a lot of questions. 2NH3 + Ag+ Ag(NH3)2+ a. What is the Lewis acid in this equation? [Ag+] b. What is the Lewis base in this equation? [NH3] Given H2SO4 is sulfuric acid, HNO3 is nitric acid, and H3PO4 is

asked by Elizabeth on May 7, 2012
Chemistry
The pH of a weak monoprotic acid, HA, is 4.55. It took 39.22 ml of 0.2334 M NaOH to titrate 25.00 ml of the acid. a. Write an equation for the above reaction. b. Calculate the molarity of the weak acid c. Write the equilibrium equation. Construct a table

asked by Cassie on April 9, 2011
Chemistry
I am so overwhelmed. can somebody please help me? Consider a solution that is 0.022 M in Fe^2+ and 0.014 in Mg^2+ A) if K2CO3 is to selectively precipitate one of the cations while leaving the other cation in solution, which cation will precipitate first?

asked by Jennifer on April 1, 2013
chemistry
Write the relevant chemical equations that will allow you to separate the following cations : 1-Hg subscript 2 2-Cation 2+, 2-Pb2+, 2-NH subscript 4 cation + 5- MN2+, and Fe3+

asked by Anonymous on March 6, 2011
chemistry
One isotope of a metallic element has mass number 59 and 31 neutrons in the nucleus. The cation derived from the isotope has 26 electrons. Write the symbol for this cation.

asked by Alex on February 9, 2011
chemistry
hello, I can’t seem to solve this question. i tried to look up someone else who may have asked this question. I found this girl named Sara,but her answer didn’t really help me much because it did not answer the question. What is the pH when enough 0.10 M

asked by THOMAS on July 12, 2010

college
A solid is known to be either BaCO3 or CaCO3. It is dissolved in 6 M acetic acid. A pale yellow precipitate forms when K2CrO4 solution is added. The subsequent flame test with that precipitate shows an orange-red color. Which cation is present? Briefly

asked by Anonymous on March 22, 2013
Chemistry
write unbalanced oxidation and reduction reactions for the following processes: Mn³⁺(aq) → MnO₂(s) + Mn²⁺(aq)

asked by Anon on February 5, 2018
chemistry
hello, I can’t seem to solve this question. i tried to look up someone else who may have asked this question. I found this girl named Sara,but her answer didn’t really help me much because it did not answer the question. What is the pH when enough 0.10 M

asked by THOMAS on July 12, 2010
chemistry
A buffer is made by dissolving H3PO4 and NaH2PO4 in water. a. write an equation that shows how this buffer neutralizes a small amount of acids. b. write an equation that shows how this buffer neutr?

asked by marcy on November 11, 2011
TO: DrBob222 science

  1. Write the chemical formula for each of the following acids: a.) hydrocyanic acid b.) oxalic acid c.) chlorous acid d.) nitric acid 2. Write the acid name or chemical formula for each of the following: a.) HBr b.) sulfurous acid c.) HClO4 D.) phosphoric

asked by Anonymous on March 20, 2014
chemistry
A buffer is made by dissolving HC2H3O2 and NaC2H3O2 in water. Write an equation that shows how this buffer neutralizes added acid. Express your answer as a chemical equation. Identify all of the phases in the answer.

asked by amanda on December 3, 2012
Chemistry
Why is the equivalence point of a weak acid-strong base titration above 7.0? How can the data reflect this? The titration of a weak acid with a srong base produces a salt of the two. The anion is hydrolyzed in water solution but the cation is not. A^- +

asked by Anonymous on April 23, 2007
proofread chemistry
write the formulas for the following compounds Sodium chlorate i put NaCl Lead (II) phosphate i put Pb2P For Magnesium hydrogen carbonate i had no clue! then it stats state the number of electrons lost or gained in forming each of these Ions. I didn’t

asked by John on March 8, 2008
chem. re+asap!
I got the rest, I just need help on the last one. My first post is down on this page. 6th one:I don’t know how to write the equation. It would be acid over base but which is the acid and which is the base? My answer: I got the Ka to be 2.7×10^-1. The

asked by hey. on June 19, 2006
Chemistry
Can the mercury cation (Hg2+) oxidize silver metal to aqueous silver cation? If so, would the reaction equation be as follows: 2 Ag(s) + Hg2+(aq) —> Hg(l) + 2 Ag+(aq) Thank you!

asked by Rainbow on April 7, 2014

Chem 1
Write a chemical equation that shows how acid rain H2SO3 was produced from SO2 gas and water in a zip sealed bag? My chem. teacher never explained how to do this and I have several other questions on this type of subject. If you could help me out it would

asked by Jess on April 9, 2013
chemistry 1 help please!
Write a chemical equation that shows how acid rain H2SO3 was produced from SO2 gas and water in a zip sealed bag? My chem. teacher never explained how to do this and I have several other questions on this type of subject. If you could help me out it would

asked by Jess on April 9, 2013
chem: Drbob222
Hi I have a follow up to a question that was answered previously. New question: So when the HPO4(2-) reacts with the NaOH, will the equation be this?: HPO4^(2-) + NaOH –> H2O + NaPO4(2-) But how do I write the equation for the H2PO4^- and HCl? H2PO4^- +

asked by jean on January 30, 2012
CHEMISTRY
a) Write the formula for each component in a buffer solution of acetic acid and its’ salt. b) The Ka, for hypochlorous acid, HClO, is 7.2 x l0^–4 at 25°C. What is pKa? Write the equation for the reaction to which Ka applies.

asked by jess on October 26, 2015
net ionics for lab
an experiment was conducted by measuring the change in temperature of solutions after mixing them together. After figuring out the KJ/mol, write a net ionic equation for each mixture 1) hydrochloric acid and sodium hydroxide (net ionic equation?) 2) nitric

asked by Rose Bud on February 17, 2012
Chemistry
I need help with getting started: 1.The crystal structure of an ionic compound consists of alternating cations and anions lying next to each other in three dimensions. If the cation radius is 55.1% of the anion radius and the distance between the cation

asked by Kate on November 8, 2008
titrations
I have to find the correct acid-base indicator to use for the following titrations (methyl orange with end point @ pH 4, bromthymol blue with end point @ pH 7, or phenopthanlein with end point @ pH 9). I have several problems given to me, but first I’m

asked by Taylor on May 5, 2007
Chemistry
Butyric acid (HC4H7O2) is a weak acid with the stench of rancid butter 1.) write the equation for the dissociation of HC4H7O2 in water 2.)the pH of .5 M HC4H7O2 is 2.56 calculate Ka of butyric acid 3.) Write the equation for the hydrolysis of C4H7O2- 4.)

asked by Ashley on July 30, 2013
Chemistry
Please help !!!! The acid impurity in your unknown was benzoic acid. a) Write an equation for the reaction that occurs during the NaOH extraction. b) Write an equation for the reaction that occurs after the addition of HCL. Thanks.

asked by Amanda on February 8, 2010
Chem
Write the equation for dissocation of acetic acid in water: My Answer: CH2COOH + H2O H3O+ + CH3COO- Equation for hydrolysis of acetate anion in water: My Answer: CH3COO- + H2O CH3COOH + OH- Now, using the above formulas, I have to show how a buffer works

asked by Marisol on March 21, 2007

chemistry
I want to know if someone could let me know if I have written my balanced equations correct for the following questions. Write a balanced equation for the reaction of zinc with sulfuric acid. Zn + H2SO4 >>> Zn(S04) +H2 Write a balanced equation for the

asked by jazz on April 21, 2014
Chemistry
Help needed for writing up a balance chemical equation for an acid/base titration: for an extended experimental experiment we tested the total acid content of orange juice, then had to write the balanced chemical equation for the experiment to do further

asked by Lauren on November 3, 2007
Chemistry
I need help with getting started: 1.The crystal structure of an ionic compound consists of alternating cations and anions lying next to each other in three dimensions. If the cation radius is 55.1% of the anion radius and the distance between the cation

asked by Cathy on November 8, 2008
chemistry
write the formula of each acid and identify each as a diprotic, a triprotic, or a monoprotic acid sulfuric acid,perchloric acid,phosphoric acid,hydrofluoric acid,acetic acid

asked by courtney on May 14, 2011
Chemistry
If the pH of a solution is 6, what are the hydrogen- and hydroxide-ion concentrations? The PH of a 0.1 M MCl (M+ is an unknown cation) was found to be 4.7. Write the net ionic equation for the hydrolysis of M+ and its corresponding equilibrium expression

asked by Jefferson on February 19, 2013
science
the oxide formed when selenium burns in air dissolves in water to give a solution of selenious acid,H2SeO3.the solution conducts electricity and turns blue litmus paper identify the positively charged ion present in an aqueous solution of the acid and then

asked by hanny dunny on February 2, 2007
geometry
The measure of the angles in a parallelogram total 360. Write and solve a system of equations to determine the values of x and y. The parallelogram shows x and 5.5y. The triangle shows x and y. I have the first equation at 180= x + 5.5y. What would be

asked by Jack on December 16, 2013
algebra
Can someone PLEASE explain how to do this to me? Thank you so much! Ten gallons of a 30% acid mixture is obtained by mixing a 50% solution (X) with 20% solution (Y). Write an equation for the 10 gallon mixture. What is the acid concentration, in gallons,

asked by Holly on October 28, 2010
Chemistry!!!
Consider a solution that is 0.022 M in Fe2+ and 0.014 M in Mg+2. A). If potassium carbonate is used to selectively precipitate one of the cations while leaving the other on solution, which cation will precipitate first? What minimum concentration of K2CO3

asked by ALISON on March 21, 2012
Chemistry
I am having a bit of difficulty getting the net equation and the net ionic equation and the net ionic equation. I think I have the balance equation right. Thanks in advance for any help. For the acid base neutralization reaction of carbonic acid,

asked by Amanda on March 4, 2010

chemistry 12
For the acid-base neutralization reaction of Carbonic acid, H2CO3(aq) and lithium hydroxide, LiOH(aq), write the blanced: a)complete equation b) Ionic equation c) Net ionic equation. ———————– i got a) H2CO3(aq) + 2LiOH(aq) = 2H2O(l)

asked by Robyn on October 4, 2011
chemistry
Write the balanced net ionic equation for the following reaction and determine the conjugate acid-base pairs. HNO3(aq)+Li2CO3(aq)LiNo3(aq)+LiHCO3(aq) Which component in the net ionic equation is the acid, the base, the conjugate base, and the conjugate

asked by kim on April 29, 2015
chemistry
Malic acid is a weak diprotic organic acid with K1 = 4.0x 10-4 and K2 = 9.0 x 10-6. (a) Letting the symbol H2A represent malic acid, write the chemical equations that represent K1 and K2 . Write the chemical equation that represents K] xK2 . (b)

asked by pinky on December 15, 2014
Chemistry
Formic acid, HCO2H, is a weak acid. Write a net ionic equation for the reaction of formic acid and aqueous potassium hydroxide.

asked by Caitlin on October 14, 2009
Chemistry
In lab, we were finding the distribution coefficient for propanoic acid and ethyl acetate. As well as propanoic acid and toluene. How would you write the chemical equation for the reaction of propanoic acid and ethyl acetate? I know it produces water in

asked by Lilian on September 24, 2014
chemistry
write the equation of the neutralization of sulfuric acid (H2SO4) with potassium hydroxide (KOH) and write the net ionic equation for the reaction

asked by Doss on October 25, 2011
Chemistry
How do i write the equation betwen ethanoic acid CH3COOH and urea (NH2)2CO? I think they form carbondioxide and an ammonium salt, but how do i write the actual equation?

asked by Hallie on March 21, 2010
chem help
i just don’t know where to begin/how a) Write a balanced chemical equation for: potassium carbonate + magnesium chloride b) Write a balanced chemical equation for: sulfuric acid + calcium carbonate c) Write a balanced chemical equation for: sodium sulfate

asked by thad on January 15, 2013
Chemistry
Why does losing two electrons to form a +2 Cation cause the greatest shrinkage in atomic radius of the following? People are telling me that’s the answer but I don’t understand. a. Gaining one electron to form a 1+ cation b. Losing two electrons to form a

asked by Mary on April 26, 2010
AP CHEMISTRY
Phosphoric acid is triprotic acid (three ionizable hydrogens). The values of its stepwise ionization constants are Ka1= 7.5E-5, Ka2= 6.2E-8, and Ka3= 4.2E-13 1) Write the chemical equation for the first ionization reaction of phosphoric acid with water

asked by NIKITA on February 15, 2012

math
Write an equation that shows the relationship between the quanities. The total cost of a certain plumber is a flat rate of $35 plus $9.50/hr How would I write the equation between the quanities? Thank you

asked by jess on January 13, 2010
chemistry
1) to the nearest gram, what is the molar mass of Al2O3? 2)Br+H3O->HBr+H2O when this reaction is reversed what substance acts as an acid? what substance acts as a base ?

asked by lolo on August 22, 2011
college chem
Two questions where I have to write a balanced net ionic equation. 1. Write a balanced net ionic equation for the reaction that occurs when aqueous solutions of sodium chromate and silver nitrate are mixed 2. Write a balanced net ionic equaion reaction for

asked by kelly on June 2, 2009
chemistry
write the balanced half equation in acid medium when ethanol gets converted into acetic acid and compute eq.wt.of thanol qb

asked by neeraj on May 16, 2014
chemistry
Write a net ionic equation to show that ascorbic acid, H2C6H6O6, behaves as an acid in water. Consider only its first ionization

asked by Seep on December 4, 2011
chemistry
Write balanced equations and solubility product expressions for the solubility equlibria of the following compounds: a. CuBr b. ZnC2O4 c. Ag2CrO4 d. Hg2Cl2 e. AuCl3 f. Mn3(po4)2 can you give me some examples using the compounds given?

asked by Jin on July 19, 2010
chemistry
In acidic solution MnO4- oxidizes H3AsO3, a weak acid, to H3AsO4, a weak acid, and is reduced to Mn2+. Write the balanced net ionic equation for this reaction. How many H+ are there in the balanced equation

asked by faith on October 9, 2010
Chem
In acidic solution MnO4- oxidizes H3AsO3, a weak acid, to H3AsO4, a weak acid, and is reduced to Mn2+. Write the balanced net ionic equation for this reaction. How many H+ are there in the balanced equation? Question 8 answers

asked by EJ on February 22, 2011
chemistry
A solution contains 0.20 M Cl- and 0.20 M SO4^2-. a) identify a cation that could be added to the solution to give a precipitate with only one of these anions. MY answer: Cu+ b) write the net ionic equation for the precipitation reaction in part a) MY

asked by Anonymous on December 11, 2014
chemistry
Write a net ionic equation for the reaction of the aqueous species ammonia and hydrofluoric acid. I don’t think mine is coming out right- I don’t know how NH3 reacts with other species, because I end up getting hydrogen as both an anion and a cation in the

asked by Christine on April 29, 2007

Chemistry
I have to fill in the missing values in this invisible chart The cation is Sn+2, the Anion is SiO3^-2. I think the compound is SnSiO3, and the name is silicite. Is this right? The cation is Al3+, the anion is S^-2. I guessed the compound was Al2S3, and the

asked by Karine on March 9, 2009
Chemistry 12

  1. According to Arrhenius, which of the following groups contain: i)only acids ii)only bases a. NaOH, H2CO3, KCl b. MgCl2, H2SO4, HCl c. HNO3, HCl, H3PO4 d. Mg(OH)2, AgBr, HF e. KOH, NH4OH, Ba(OH)2 10. Enough water is added to 100 g of sodium hydroxide in

asked by Kavitha on May 22, 2011
Chemistry
Nitric acid is a component of acid rain that forms when gaseous nitrogen dioxide pollutant reacts with gaseous oxygen and liquid water to form aqueous nitric acid. Write a balanced chemical equation for this reaction. Express your answer as a chemical

asked by Lisa on October 15, 2010
chemisty
Sulfuric acid reacts with hydrogen iodide to produce sulfur dioxide, iodine and water. a) write total ionic equation b)write net ionic equation

asked by help! on April 22, 2010
chemistry
Sulfuric acid reacts with hydrogen iodide to produce sulfur dioxide, iodine and water. a) write total ionic equation b)write net ionic equation

asked by help please! on April 23, 2010
Social Studies
How did colonists feel about the Navigation Acts? A. Colonists resented the Navigation Acts because the acts limited their trade with nations other than England. B. Colonists generally like the Navigation Acts, because the acts gave them greater access to

asked by Anonymous on October 2, 2014
chemistry
There are four main methods of making salts: Acid + Metal, Acid + insoluble base, Acid + alkali and solution of salt A + solution of salt B. a. a student wanted to make some sodium sulfate. i. which method would be best to use? ii. why? iii. which

asked by Chloe on April 6, 2008
chemistry
what is the reaction equation when maleic anhydride is combines with granular zinc and HCl propose structures for the products you would obtain by treating fumaric acid, cinnamic acid, and butynedioic acid with zinc and HCl. write balanced equations for

asked by anon on October 30, 2010
Chemistry
Determine whether each anion is basic or neutral. For those that are basic, wrote an equation that shows how an anion acts as a base. (A) C7H5O2 ^- (B) I^- (C) NO3^- (D) F^-

asked by L.Bianchessi on February 27, 2012
chemistry
Write the balanced net ionic equation for the following reaction and determine the conjugate acid-base pairs. HNO3(aq)+Li2CO3(aq)LiNo3(aq)+LiHCO3(aq) Which component in the net ionic equation is the acid, the base, the conjugate base, and the conjugate

asked by kim on April 29, 2015

Chemistry
Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4. Write the equation for the reaction associated with the Kb2 of carbonate, CO32–.

asked by Darrin on January 27, 2013
Chemistry Equation
1) Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4. 2)Write the equation for the reaction associated with the Kb2 of carbonate, CO3^(2-).

asked by Mizuhara on October 13, 2014
Chemistry
Write the equation for the reaction associated with the Ka2 of sulfuric acid, H2SO4. Write the equation for the reaction associated with the Kb2 of carbonate, CO32–.

asked by Jessica on January 27, 2013
Chemistry (PLZ HELP)
Hydrazine, N2H4(aq), is used in the preparation of polymers, pharmaceuticals and rocket fuel. Hydrazine has alkaline properties similar to ammonia and will act as a weak base. Given that a 100 mL sample of 0.10 mol/L hydrazine solution has a pH of 10.55 at

asked by Emily on May 23, 2018
Chemistry
Hydrazine, N2H4(aq), is used in the preparation of polymers, pharmaceuticals and rocket fuel. Hydrazine has alkaline properties similar to ammonia and will act as a weak base. Given that a 100 mL sample of 0.10 mol/L hydrazine solution has a pH of 10.55 at

asked by Emily on May 23, 2018
Chemistry URGENT/DR BOB
Can someone may sure that I balanced the following groups of equations correctly. Write an equation to show how acetic acid reacts with water to produce ions in solution. C2H4O2 + H2O >>>>>>> H3O + C2H3O Write an equation for the neutralization of HCl and

asked by jazz on April 23, 2014
Chemistry
I am using 85% ACS grade phosphoric acid. I need to make a 21% phosphoric acid solution with a total volume of 250ml. I have been told that 37ml of the 85% ACS grade phosphoric acid plus 188ml of Deionized water will create the 21% phosphoric acid solution

asked by Melissa on December 9, 2016
chem-acid-base titrations
Acetic acid (HC2H3O2) is an important component of vinegar. A 10.00mL sample of vinegar is titrated with .5052 M NaOH, and 16.88 mL are required to neutralize the acetic acid that is present. a.write a balanced equation for this neutralization reaction

asked by natash on April 21, 2008
chemistry
Write and balance the equation for the reaction between nitric acid and potassium iodide. The products are potassium nitrate, iodine, nitrogen monoxide, and water. 2HNO3 + KI = KNO3 + I + 2NO + H2O (Did I write the equation correctly?)

asked by Kat on April 14, 2016
CHEMISTRY
If 15g of Sodium Hydroxide are treated with sulphuric acid to produce sodium sulphate, how many grams of sulphuric acid are required. write the balance equation for this reaction and calculate the quantity of sulphuric acid.

asked by Anonymous on April 4, 2011

Chemistry
Write the equation for the equilibrium that exists when nitrous acid and sodium acetate are placed in solution together (do not include spectator ions). Using published values for the Ka of nitrous acid and of acetic acid, determine the numerical value of

asked by chamy on April 4, 2012
Water Chemistry
What is cation exchange? How is the best way to plot surface water or groundwater data to see if you have cation exchange? Can you recommend references to learn more about this? Thank you

asked by Mary on May 26, 2008
Chemistry
Solid sodium carbonate reacts with hydrochloric acid to give sodium chloride,carbon dioxide and water. When writing the ionic equation, do I need to write Na2CO3(s)or do I write CO32-(aq) on the left hand side of the equation?

asked by candy on April 7, 2009
chem 2
indictae the reactant that is a bronsted lowry acid. HCN(aq) +H2O (l)—> H3O+(aq)=CN-(aq) HCN CN- H20 H30 i think it is HCN the weak acid substance which acts as a proton (H+) donor and CN the weak base? You are right. The HCN donates the proton (to H2O)

asked by jane on April 30, 2007
Chemistry
How to solve this: One isotope of a metallic element has mass # of 65 and 35 neutrons in nucleus. The cation derived from the isotope has 28 electrons. Write the symbol for this cation. Would the symbol be Cu? because Atomic # = protons = electrons and

asked by Amy~ on August 24, 2010

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