Thursday
July 24, 2014

# Search: (NH4)2SO4(aq)+Ca(OH)2(aq)

Number of results: 484

CHEMISTRY
HOW MANY MOLES OF NH3 WOULD BE FORMED FROM 50 GRAMS OF (NH4)2SO4 IN THE FOLLOWING EQUATION? (NH4)2SO4 + 2 NaOH=2NH3 + 2 H2O + Na2SO4
December 27, 2009 by ANGELA

chemistry
A saturated solution of ammonium sulfate, (NH4)2SO4, in water at 30 0C contains 78.0 g (NH4)2SO4 per 100.0 g H2O. What is the molality of this solution?
February 5, 2008 by robert

Chemistry
how many kilograms of NH3 are needed to produce 2.90x10^5kg of (NH4)2SO4? the balanced equation is: 2 NH3 + H2SO4 --> (NH4)2SO4
October 14, 2008 by Kelly

Chemistry
how many kilograms of NH3 are needed to produce 2.90x10^5kg of (NH4)2SO4? the balanced equation is: 2 NH3 + H2SO4 --> (NH4)2SO4
October 14, 2008 by Kelly

Chemistry
4.0 gram of ferrous ammonium sulphate, FeSO4*(NH4)2SO4 * 6H2O, is used. Since the oxalate is in excess , Calculate the theoretical yield of the iron complex FeSO4NH4)2SO46H2O + H2C2O42H20 --> FeC2O4 + (NH4)2SO4 + H2SO4 + 8H2O 6FeC2O4 + 3H2O2 + 6K2C2O4H2O --> 4K3[Fe(...
November 15, 2010 by Kesha

Chem
4.0 gram of ferrous ammonium sulphate, FeSO4*(NH4)2SO4 * 6H2O, is used. Since the oxalate is in excess , Calculate the theoretical yield of the iron complex. FeSO4NH4)2SO46H2O + H2C2O42H20 --> FeC2O4 + (NH4)2SO4 + H2SO4 + 8H2O 6FeC2O4 + 3H2O2 + 6K2C2O4H2O --> 4K3[Fe(...
November 24, 2010 by Pat

Chemistry
Rank the following fertilizers in decreasing order of mass percentage of nitrogen: NH3 NH4NO3 (NH4)2HPO4 KNO3 (NH4)H2PO4 (NH4)2SO4
January 16, 2011 by Anonymous

chemistry
the question reads: a) balance the equation: H3PO4 + Ca(OH)2 --> Ca3(PO4)2 + H2O b)what mass of each product results if 750 mL of 6.00 M H3PO4 reacts according to the equation? i balanced it with: 2H3PO4 + 3Ca(OH)2 --> Ca3(PO4)2 + 6H2O but i'm not sure where to go from ...
February 28, 2008 by Anonymous

Chemistry
a) Find the empirical formula for KxFey(C2O4)zˇnH2O given % percents: potassium = 34.5% iron = 11.4% water = 11.0% oxalate = 43.1 % b) Insert values for x, y, z into KxFey(C2O4)zˇnH2O then give correct coefficients to balance the equation: _Fe(NH4)2(SO4)2*6H20 + __H2C2O4 + ...
May 2, 2008 by Terry

chemistry
Determine the number of NH4+ ions in a 145 g sample of (NH4)2SO4.
November 1, 2010 by angela

chemistry - Can you please check
Calculate the amount (g) of each of the following salts that need to be added to a 200 mL volumetric flask to produce a 2 M solution of S. CaSO4 (NH4)2SO4 Fe2(SO4)3 Dr. BOB222, Could you please check the following? Thank you. CaSO4: moles x atomic mass = .0400 x 32.066 amu = ...
January 23, 2013 by Sejul

chemistry 1c
The first step of the synthesis is described by the reaction below. When 2.000 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4, the theoretical yield of FeC2O42H2O is grams. Fe(NH4)2(SO4)26H2O(s) + H2C2O4(aq) FeC2O42H2O(s) + (NH4)2SO4(aq) + H2SO4(aq) + 4 H2O(l)
July 2, 2008 by here

chemistry
The first step of the synthesis is described by the reaction below. When 1.000 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4, the theoretical yield of FeC2O42H2O is grams. Fe(NH4)2(SO4)26H2O(s) + H2C2O4(aq) FeC2O42H2O(s) + (NH4)2SO4(aq) + H2SO4(aq) + 4 H2O(l)
June 29, 2009 by evelin

Chemistry
The first step of the synthesis is described by the reaction below. When 2.000 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4, the theoretical yield of FeC2O42H2O is ______ grams. Fe(NH4)2(SO4)26H2O(s) + H2C2O4(aq)--> FeC2O42H2O(s) + (NH4)2SO4(aq) + H2SO4(aq...
April 15, 2008 by Lindsey

Chemistry
The first step of the synthesis is described by the reaction below. When 1.750 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4, the theoretical yield of FeC2O42H2O is____ grams. Fe(NH4)2(SO4)26H2O(s) + H2C2O4(aq)----> FeC2O42H2O(s) + (NH4)2SO4(aq) + H2SO4(aq...
April 16, 2008 by Cindy

chemistry
The first step of the synthesis is described by the reaction below. When 1.200 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4 , the theoretical yield of FeC2O42H2O is grams. Fe(NH4)2(SO4)26H2O(s) + H2C2O4(aq)-> FeC2O42H2O(s) + (NH4)2SO4(aq) + H2SO4(aq) + 4 ...
April 20, 2008 by david

Chemistry
The first step of the synthesis is described by the reaction below. When 1.750 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4 , the theoretical yield of FeC2O42H2O is _______grams. Fe(NH4)2(SO4)26H2O(s) + H2C2O4(aq) FeC2O42H2O(s) + (NH4)2SO4(aq) + H2SO4(aq) + 4 ...
August 11, 2008 by Damien Patel

Chem
Calculate the concentration in mol per litre of ammonium ions in a solution solution prepared by mixing 360.0mL of 0.250 mol per litre ammonium sulphate solution with 675.0mL of 1.20mol per litre ammonium nitrate solution. Assume solution volumes are additive. I got 0.870 mol ...
January 27, 2007 by atriletz

chemistry
how do u do a redox balance of the following reaction : Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 -> K3Fe(C2O4)3*3 H2O + (NH4)2SO4 + H2SO4 +H2O i only know Fe2+ -> Fe3+ +1e-
May 1, 2008 by danny

chem
How do you balance this equation?: (NH4)2SO4+Ca(OH)2==>CaSO4+NH3+H20 Thanks! 2 NH3 2H2O Others are ones. (NH)2SO4 + Ca(OH)2 --> CaSO4+2NH3+2H2O Thanks!
March 22, 2007 by Fidelia

college
convert 2(NH4)3PO4+3HgSO4=3(NH4)2SO4+Hg3(PO4)2 into complete ionic equation,then net ionic equation
November 4, 2010 by mike

chemisty
(NH4)2SO4 How many atoms
March 9, 2010 by Patti

Chemistry
How many moles are in 51 g of (NH4)2SO4
April 14, 2011 by Dee

CHEMISTRY
how many elements in (NH4)2SO4
November 2, 2011 by chloe

Chemistry to DrBob
Dr. bob could you please check this work cus i can't seem to get it right the first step of the synthesis is described by the reaction below. When 1.750 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4, the theoretical yield of FeC2O42H2O is ???? grams. Fe(NH4)2(...
April 18, 2008 by Amy

College Chemistry
What is the oxidation number of (NH4)2SO4
October 3, 2010 by KELLY

Chemistry
Hi, could someone please take a look at my solution to this problem and let me know if it's correct? I would really appreciate some help. Calculate the theoretical yield for K3[Fe(C2O4)3]*3H2O; 491.258 g/mol Mass of Ferrous Ammonium Sulfate Hexahyrdreate: 4.01 g, 392.17 g/mol...
March 25, 2013 by Constantine

chemistry
How do u solve this calculate the mass of (NH4)2SO4 if 16 g H is used
November 4, 2010 by Anonymous

Chem
Find [OH-] of 0.325 M (NH4)2SO4 and 0.490 M NH3
June 21, 2011 by george

science
How many kilograms of NH3 are needed to produce 2.90 x 10^5 kg of (NH4)2SO4?
May 23, 2012 by john

science
How many kilograms of NH3 are needed to produce 1.00 x 10^5 kg of (NH4)2SO4?
May 23, 2012 by john

Chemistry
An aqueous solution of (NH4)2SO4 has a pH lower than 7. Explain this observation. Thanks! :)
January 3, 2013 by Matt

Chemistry
What is the effect of aqeour ammonia on (NH4)2SO4.FeSO4.6H2O?
April 2, 2013 by Paul

chemistry
effect of Bacl2 and HNO3 of (NH4)2so4.feso4.6ho2
April 17, 2013 by Kenneth

chemistry-Buffer Q
You have a solution of .5 L of 1.74g of NH3 and 4.15g of (NH4)2SO4. How many ml of 14M HCl is required for a pH of 9.00? I don't know how to go finish this one. I thought about figuring the concentrations of each (NH3, NH4), making an ice table and solving for the additino of ...
November 14, 2011 by matt

chemistry
How can I identify the ions present in (NH4)2SO4.FeSO4.6H2O qualitatively?
April 7, 2013 by Ken

chemistry
how do I carry out qualitative analysis on (NH4)2SO4.FESO4.6H20
April 14, 2013 by john manuel

CHM
In the chemical formula of ammonium sulfate, (NH4)2SO4, how many hydrogen atoms are present? 4
January 27, 2013 by jakey

Chemistry Lab
Provide the correct coefficients to balance the following equation: ___ Fe(NH4)2(SO4)2ˇ6H2O + ___ H2C2O4 + ___ K2C2O4 + ___ H2O2 -----> ___ K2Fe(C2O4)3ˇ3H2O + ___ (NH4)2SO4 + ___ H2SO4 + ___ H2O I'm usually okay when it comes to balancing equations but this one has me ...
May 6, 2010 by anonymous

chem!!!!!!
How many atoms of each type are represented in each of the following? f. 5Fe(No3)2 g. 4Mg3(PO4)2 h. 2(NH4)2SO4
July 29, 2013 by victoria

Chem-BufferQ
You have a solution of .5 L of 1.74g of NH3 and 4.15g of (NH4)2SO4. How many ml of 14M HCl is required for a pH of 9.00? I don't know how to go finish this one. I thought about figuring the concentrations of each (NH3, NH4), making an ice table and solving for the additino of...
November 14, 2011 by Matt

CHEM
Please help me, i don't know how to approach this question! All ammonium salts on heating with sodium hydroxide produce ammonia gas. From which ammonium salt can the greatest mass of ammonia be obtained? a)0.5 mol of (NH4)3PO4 b)0.5 mol of (NH4)2SO4 c)1 mol of NH4Cl d)1 mol of...
October 20, 2009 by Marrion

Chem
Which solvent, water or hexane (C6H14), would you choose to dissolve each of the following? 1. NaCl 2. HF 3. Octane 4. (NH4)2SO4
March 29, 2010 by Stephany

chemistry
2NH3+H2SO4---> (NH4)2SO4 Calculate the mass of ammonia required to produce 125g of ammonium sulfate.|:
March 31, 2010 by Tanya

CHEMISTRY
According to the equation H2SO4+2NH3 @(NH4)2SO4. What mass of ammonium sulfate will result from the reaction of 5.00 g of NH3?
June 19, 2013 by DEEDEE

Chemistry
Write ionic equation for the following: A. Na3PO4 + 3 AgNO3 --> 3 NaNO3 + Ag3PO4 B. (NH4)2SO4 + Ba(C2H3O2 + BaSO4
April 10, 2014 by Need Help :/

Analytical chemistry
A Kjeldahl analysis was preformed upon a 0.055 g sample of impure biguanide (C2H7N5, fw=101.1). The liberated ammonia, collected in 40 mL of 4% boric acid was titrated with 19.51 mL of 0.1060 M HCl. Calculate the percentage of biguanide in the sample. (Result: 76%) This is how...
August 1, 2013 by Gloria

chemistry
how can i Specify what ions are present in solution upon dissolving each of the following substances in water: ZnCl2, HNO3, (NH4)2SO4,Ca(OH)2
October 4, 2009 by nina

Chemistry
Write an equation to show the dissolving of the following substance in water. (NH4)2SO4(s) NH42SO4 + H2O -> 2NH4 + SO4 + H^+ + OH-?
February 9, 2010 by sh

chemistry
Which of the following when added to water will cause a significant change in the pH of the solution? 1 NH4HSO4 2 (NH4)2SO4 3 Na2SO4 I believe the answer is 1 & 2. is that right.
May 15, 2010 by George2

chemistry
Calculate the number of moles and atoms. A)64 gm of O2 B)58.9gm of CI C)90.5gm of (NH4)2SO4 D)243gm of Mg2 Please help i have NO CLUE HOW TO DO THIS THANKS!!!
February 8, 2011 by twynna

Chemistry
Write equations for the dissociation of the following in water. Include physical states for all species. CaCl2 and (NH4)2SO4
November 1, 2011 by Lach

chemistry lab
Insert your values for x, y, z, & n into KxFey(C2O4)zˇnH2O and provide the correct coefficients to balance the following equation: ___ Fe(NH4)2(SO4)2ˇ6H2O + ___ H2C2O4 + ___ K2C2O4 + ___ H2O2 ___ KxFey(C2O4)zˇnH2O + ___ (NH4)2SO4 + ___ H2SO4 + ___ H2O
April 30, 2010 by anonymous

Chem HELP!!!!!!!
To 0.350L of 0.150M NH3 is added 0.150L of 0.100M MgCl2. How many grams of (NH4)2So4 should be present to prevent precipitation of Mg(0H)2(s)?
April 18, 2009 by Angel

Chemistry
To 0.360 L of 0.140 M NH3 is added 0.150 L of 0.100 M MgOH2. How many grams of (NH4)2SO4 should be present to prevent precipitation of Mg(OH)2 (s)? THANK YOU!!!
June 23, 2011 by Lilly

Chemistry
Write equations for the dissociation of the following in water. Include physical states for all species. CaCl2 (NH4)2SO4 NaC2H3O2
June 27, 2011 by Emily

pcc
Explain which of the following aqueous solutions has the strongest ion-dipole attractions: 0.3 M FeBr3, 0.6 M CaCl2, 0.5 M Ba(NO3)2, 0.2 M (NH4)2SO4, 0.9 M KOH.
December 4, 2012 by Amsterdam

Chemistry
November 20, 2007 by neil

ap chemistry
If 4.50 g of (NH4)2SO4 is dissolved in enough water to form 250. mL of solution, what is the molarity of the solution?
September 29, 2010 by mary

0.350L of 0.160 M NH3 is added 0.140 L of 0.100 M MgCl2 . How many grams of (NH4)2SO4 should be present to prevent precipitation of Mg(OH)2 (aq) ? The Ksp of Mg(OH)2 is 1.8 x 1011.
March 2, 2013 by Marissa

science
Pls how can I carry out qualitative analysis on iron 11 ammonium sulphate hexahydrate (NH4)2SO4.FeSO4.6H2O in a secondary school laboratory?
April 4, 2013 by jibaorex

Chem
1. If 36.23 mL of potassium permanganate solution is required to titrate 1.041 g of FAS (FeSO4(NH4)2SO4 * 6 H2O, molar mass = 342.0 g), calculate the molarity of KMnO4.
March 10, 2008 by Chris

chemistry
4.0 gram of ferrous ammonium sulphate, FeSO4*(NH4)2SO4 * 6H2O, is used. Since the oxalate is in excess , Calculate the theoretical yield of the iron complex
November 3, 2009 by Anonymous

chemistry
4.0 gram of ferrous ammonium sulphate, FeSO4*(NH4)2SO4 * 6H2O, is used. Since the oxalate is in excess , Calculate the theoretical yield of the iron complex.
November 16, 2011 by Anonymous

chem
In an experiment 4.0 g of ferrous ammonium sulphate, FeSO4.(NH4)2SO4.6H2O, is used. Since the oxalate in in excess, calculate the theoretical yield of the iron complex?
November 16, 2011 by Anonymous

chemistry
which of the following solutes, dissolved in 1kg of water, would be expected to provide the fewest particles and to freeze at the highest temperature? (NH4)2SO4 , CaCl2, and/or NaCl.
April 22, 2014 by Anonymous

physics Help
Then classify the reactions as synthesis decomposition single replacement double replacement (NH4)2SO4+BA(NO3)2. BaSO4+ 2NH4NO3.
January 22, 2012 by keria

Biology
4.0 g of ferrous ammmonium sulphate, FeSO4(NH4)2SO4 6H2O, is used. Since the oxalate is in excess, calculate the theoretical yield of the iron complex. Please help with this question. Thank you.
November 16, 2010 by Serena

Chemistry
How many moles of ammonium sulfate can be made from the reaction of 30.0 mol of NH3 with H2SO4 according to the following equation? 2NH3  H2SO4 ¨ (NH4)2SO4
May 27, 2010 by Tiers

chemistry
how many moles of ammonium sulfate can be made from the rxn of 30.0 mol of NH3 with H2SO4 according to the following equation: 2NH3 +H2SO4-->(NH4)2SO4
May 28, 2012 by Sara

chem
tell whether .1M solutions of the following salts would be acidic, neutral, or basic: CaCl2, CuSO4, (NH4)2SO4, KClO4, KClO4, NaCN.
February 1, 2012 by maree

CHEM 102
A solution of volume 0.500 L contains 1.70g NH3 and 4.15g (NH4)2SO4. What is the pH of this solution? Answer obtained was 9.76, however it states that it is slightly off...
October 21, 2011 by Calvin

CHEM
Write an equation for the acidbase reaction between ammonium ion and sulfate ion. a. why does the equillibrium favor the reactants? This was my answer NH3+H2O--><--(NH4)2SO4
January 18, 2012 by john

Chemistry
These are the problems I am having trouble with. 1.The first step of the synthesis is described by the reaction below. When 1.750 g of Fe(NH4)2(SO4)2 6H2O is mixed with 13 mL of 1.0 M H2C2O4 , the theoretical yield of FeC2O42H2O is how many grams? Fe(NH4)2(SO4)26H2O(s) + ...
January 26, 2009 by Thanh

chemistry
How many milliliters of 0.205 M NH3 solution will exactly react with 50.0 mL of 0.150 M H2SO4 solution? 2NH3(aq) + H2SO4(aq) → (NH4)2SO4(aq)
October 29, 2010 by bryce

Chem Pre-Lab HELP!
Write the complete and net ionic equations for the following reactions. Be sure to indicate the states of the reaction products. 1) AgNO3(aq) + NaCl(aq) ----> 2) CaCl2(aq) + Na2SO4(aq) ----> 3) Pb(ClO4)2(aq) + NaOH(ag) ----> 4) (NH4)2SO4(aq) + BaCl2(aq) ---->
February 23, 2010 by Macey

chemistry 105
Complete and balance each of the following equations, some may have no reactions. NaNO3(aq)+KCl(aq)--> NaCl(aq)+Hg2(C2H3O2)2(aq)--> note that Hg(I)^+1 interacts with another Hg(I)^+1 ion to produce the cation Hg2^2+ (NH4)2SO4(aq)+CuCl2(aq)-->
October 10, 2011 by julie

Chemistry
how mant moles are in 1.30g of (NH4)2SO4? answer in units of mol. today our teacher briefly went over this and doing my homework i totally lost it. and cant remember for the life of me what to do could you please help me and show me step by step what to do. thanks
March 18, 2009 by Leona

Chemistry
(NH4)2S is a strong electrolyte. Determine the concentration of each of the individual ions in a 0.200 M (NH4)2S solution. [NH4] = M [S] = M
April 3, 2014 by Natalie

chemistry
100ml solution made up 1.0M NH3 and (NH4)2SO4 have been added with 100ml of 0.1 HCl. how many moles are present in the solution before and after? given the pH of the solution is 9.26
March 1, 2011 by gwen

CHEMISTRY
I am having trouble balancing this equation: Ca(OH){subscript 2} + (NH{subscript 4}){subscript 2} SO{subscript 4} -> CaSO{subscript 4} + NH{subscript 3} + H{subscript 2} O Please help, thanks. Response Ca(OH)2 + (NH4)2SO4 --> CaSO4+ 2NH3 + ?___H2O I'm still confused...
October 13, 2008 by Anonymous

chemistry
Ammonium sulfate can be made by the reaction H2SO4 + 2 NH3 Ž (NH4)2SO4. What quantity of ammonium sulfate will result from the reaction of 5.00 kg of ammonia and 20.0 kg of sulfuric acid?
March 26, 2011 by Anonymous

chemistry
Determine the of mole of water molecules in one mole of a sample of an iron containing (nh4)2so4. FeSO4. nH2O. titrate a solution of the iron containg (solution Y)
December 3, 2011 by fiona

chemistry 105
Complete and balance each of the following equations for gas-evolutions. Express answer as a chemical equation. Identify all the phases in your answer. HCl(aq)+K2SO3(aq)--> HCl(aq)+KHCO3(aq)--> HC2H3O2(aq)+NaHSO3(aq)--> (NH4)2SO4(aq)+KOH(aq)-->
October 10, 2011 by julie

Chemistry- Writing Net Ionic equations
I need to write the net inonic equation for (NH4)2SO4(aq) and KNO2(aq). I need to know the reactants and the product. I worked it out and got: 2K+(aq) + SO4-(aq) ----> K(SO4)2(s)
March 1, 2010 by Tiffany

chemistry
write the equation for copper(II) sulfate pentahydrate and ammonium sulfate forming: Cu(NH4)2(SO4)2*6H2O not sure how to balance it Check your question very carefully. Is this a question given to you by a teacher? yeah it is in a lab CuSO4.5H2O + (NH4)2SO4 >>Cu(NH4)2(SO4...
November 6, 2006 by harry

chemistry
500.0 g of ammonia react with 51.0 moles of sulfuric acid to produce ammonium sulfate. How many moles of excess sulfuric acid are left over after the reaction is complete? 2 NH3 (aq) + H2SO4(aq) → (NH4)2SO4 (aq)
March 22, 2011 by Anonymous

chemistry
A 0.0875 M solution of aqueous ammonia was titrated with a solution of sulphuric acid. If 25.00 mL of the ammonia solution required 30.66 mL of the acid to reach the end-point, calculate the molarity of the acid. NH3(aq) + H2SO4(aq) ¨ (NH4)2SO4(aq)
January 10, 2008 by caleb

For each of the following water-soluble compounds, indicate the ions present in an aqueous solution: NaI K2SO4 NaCN Ba(OH)2 (NH4)2SO4 would the answer to NaI be Na+ I-? Should there be more to my answer? Would K2SO4 be K+ SO-? Thanks for the explanation.
February 22, 2010 by Jacob

Science
hey can you tell the compounds names NOT their element names. 2HCL 2H2O 3NiBr2 2AlBr3 3Ni 3O2 2Al2O3 CaCl2 CaF2 AgNO3 KCl AgCl KNO3 2NH3 2H2O2 (NH4)2SO4 Ba(NO3)2 BaSO4 2NH4NO3 MgI2 Br2 MgBr SO3 H2SO4 6KCl Zn3(PO4)2 3ZnCl2 2K3PO4 or at least find me a website to find their names
October 9, 2008 by Alejandro

Limiting Reagents
in the synthesis of FeC2O4 (dot) 2H2O, which reagent would be the limiting reagent? FeSO4(NH4)2SO4 (dot) 6H2O - 2.68g. H2C2O4 (dot) 2H2O - 1.99g. I just want to know how the H2Os would effect finding the limiting reagent. As in do they change the ratio? The molecular mass? ...
May 15, 2011 by Annie

Plese Help
IM sorry what i meant was their compounds hydrogen peroxide or carbon dioxide or fool's gold. 2HCL 2H2O 3NiBr2 2AlBr3 3Ni 3O2 2Al2O3 CaCl2 CaF2 AgNO3 KCl AgCl KNO3 2NH3 2H2O2 (NH4)2SO4 Ba(NO3)2 BaSO4 2NH4NO3 MgI2 Br2 MgBr SO3 H2SO4 6KCl Zn3(PO4)2 3ZnCl2 2K3PO4 or at least find...
October 9, 2008 by Alejandro

ANOTHER SCIENCE
Consider the following reaction that has reached equilibrium: NH3 (aq) + C2H4O2 (aq) ! NH4+ (aq) + C2H3O2- (aq) ∆H = -102.1 kJ a. What will happen to the concentration of NH4+ (aq) if the temperature is raised? b. What will happen to the concentration of NH4+ (aq) if the...
June 30, 2011 by Abby

Chemistry
What is the reduction half-reaction for the following unbalanced redox equation? Cr2O7^2 + NH4^+ Cr2O3 + N2 A.Cr2O3--> Cr2O7^2 B.Cr2O7^2 --> Cr2O3 C.NH4^+ --> N2 D.N2 --> NH4^+ I think this is D...?
March 22, 2013 by cassie

chem
the balance equation for the reaction of aqueous sulfuric acid with aqueous ammonia is 2NH3(aq)+ H2SO4(aq) -> (NH4)2SO4(aq) 1. what volume of 0.250M sulfuric acid solution would be needed to react completely with 18.00mL of 0.350M ammonia solution? 2. what mass of ammonium ...
April 15, 2014 by Jen

chemistry
Type your answer using the format [NH4]+ for NH4+, [Ni(CN)4]2- for Ni(CN)42-, and 3e- for 3e-.) Ba Ba2+ +
September 27, 2010 by help seriously

Chemistry
What is the pH of a solution prepared by mixing 10 mL of 0.10 M NH3 and 5.0 mL of 0.24 M NH4+. Assume Ka(NH4+) = 5.56 x 10^-10
November 11, 2012 by Liz

Chemistry
What is the pH of a buffer system that contains 0.18M NH4+ and 0.14M NH3? The pKa of NH4+ is 9.25.
April 18, 2013 by Aaron