Friday
April 18, 2014

Search: After balancing of the equation for the reaction, MnO4-(aq) + H2C2O4(aq) + H+(aq) Mn2+(aq) + CO2(g) + H2O(l) what is the sum of ALL the coefficients in the equation?

Number of results: 87,619

Chemistry
MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l) in the form a*MnO4−(aq) + b*SO32−(aq) + c*H+(aq) → d*Mn2+(aq) + e*SO42−(aq) + f*H2O(l) Start by counting how many of each are on each side. I'm going to choose to use...
Friday, December 14, 2012 at 9:40am by Jennifer

Chemistry
What is the reduction half-reaction for the reaction between iron(II) sulfate and potassium permanganate in a sulfuric acid solution? 5Fe2+(aq) + MnO4–(aq) + 8H+(aq) --> 5Fe3+(aq) + Mn2+(aq) + 4H2O(l) a. MnO4– + 3e– --> Mn2+(aq) + 4H2O b. MnO4–(aq) + 8H+(aq) + 5e– --->...
Tuesday, March 23, 2010 at 5:41am by Zakaria

Chemistry
What is the reduction half-reaction for the reaction between iron(II) sulfate and potassium permanganate in a sulfuric acid solution? 5Fe2+(aq) + MnO4–(aq) + 8H+(aq) --> 5Fe3+(aq) + Mn2+(aq) + 4H2O(l) a. MnO4– + 3e– -->Mn2+(aq) + 4H2O b. MnO4–(aq) + 8H+(aq) + 5e– -->...
Tuesday, March 23, 2010 at 7:23am by Husy

Chem
For the following electrochemical cell: Fe(s) Fe2+(aq) MnO4–(aq) Mn2+(aq) Pt(s) Which letter corresponds to the correct balanced chemical equation in an acidic solution? A. Fe(s) + 8H+(aq) + MnO4–(aq)Mn2+(aq) + 4H2O(l) + Fe2+(aq) B. 5Fe(s) + 16H+(aq) + 2MnO4–(aq)2Mn2+(aq) + ...
Saturday, May 7, 2011 at 12:54pm by Anonymous

Chem
For the following electrochemical cell: Fe(s) Fe2+(aq) MnO4–(aq) Mn2+(aq) Pt(s) Which letter corresponds to the correct balanced chemical equation in an acidic solution? A. Fe(s) + 8H+(aq) + MnO4–(aq)Mn2+(aq) + 4H2O(l) + Fe2+(aq) B. 5Fe(s) + 16H+(aq) + 2MnO4–(aq)2Mn2+(aq) + ...
Saturday, May 7, 2011 at 12:54pm by Anonymous

chemistry
what is the oxidation half reaction, reduction half reaction, and the complete balanced reaction of the following? (a) Al(s) + MnO4‾(aq) → MnO2(s) + Al(OH)4‾(aq) (b) Cl2(g) → Cl ‾(aq) + ClO ‾(aq) (c) NO2‾(aq) + Al(s) → NH3(g) + ...
Thursday, October 28, 2010 at 1:13am by Anonymous

Chemistry
yea i just forgot the space in between sorry For the following electrochemical cell: Fe(s) / Fe2+(aq) // MnO4–(aq) Mn2+(aq) / Pt(s) Which letter corresponds to the correct balanced chemical equation in an acidic solution? A. 5Fe(s) + 16H+(aq) + 2MnO4–(aq)--> 2Mn2+(aq) + ...
Thursday, May 8, 2008 at 8:54pm by Amy

Chemistry
For the following electrochemical cell: Fe(s) / Fe2+(aq) // MnO4–(aq) Mn2+(aq) / Pt(s) Which letter corresponds to the correct balanced chemical equation in an acidic solution? A. 5Fe(s) + 16H+(aq) + 2MnO4–(aq)--> 2Mn2+(aq) + 8H2O(l) + 5Fe2+(aq) B. Fe(s)+8H+(aq)+MnO4–(aq)+...
Friday, May 9, 2008 at 12:15am by Amy

Chemistry
For the following electrochemical cell: Fe(s)/Fe2+(aq)//MnO4–(aq), Mn2+(aq)/ Pt(s) Which letter corresponds to the correct balanced chemical equation in an acidic solution? A. 2Mn2+(aq) + 8H2O(l) + 5Fe2+ ==> (aq)5Fe(s) + 16H+(aq) + 2MnO4–(aq) B. 5Fe(s) + 16H+(aq) + 2MnO4–(...
Friday, April 18, 2008 at 11:37pm by Matt

Chemistry
For the following electrochemical cell: Fe(s) | Fe2+(aq) || MnO4–(aq), Mn2+(aq) | Pt(s) Which letter corresponds to the correct balanced chemical equation in an acidic solution? A. 2Mn2+(aq) + 8H2O(l) + 5Fe2+(aq)-> 5Fe(s) + 16H+(aq) + 2MnO4–(aq) B. Fe(s)+8H+(aq)+MnO4–(aq)+...
Monday, April 21, 2008 at 2:19am by David

Chemistry
For the following electrochemical cell: Fe(s) / Fe2+(aq) // MnO4–(aq) Mn2+(aq) / Pt(s) Which letter corresponds to the correct balanced chemical equation in an acidic solution? A. 5Fe(s) + 16H+(aq) + 2MnO4–(aq)--> 2Mn2+(aq) + 8H2O(l) + 5Fe2+(aq) B. Fe(s)+8H+(aq)+MnO4–(aq)+...
Thursday, May 8, 2008 at 8:54pm by Amy

chemistry
Pt(s) | Mn2+(aq), MnO4-(aq), H+(aq) || H+(aq), IO3-(aq) | I2(s) | Pt(s) Pt(s) | Mn2+(aq) | MnO2(s) | H+(aq) || H+(aq) || PbO2(s) | Pb2+(aq) | Pt(s) how come the first one has comas within cell notation but not the second one,
Thursday, June 3, 2010 at 10:32pm by eng

Chem
Write a balanced equation for the following reduction-oxidation reaction. SO3–2 + MnO4–SO42– + Mn2+ __SO32–(aq) + ___MnO4–(aq) + ___H+(aq)--> ___SO42–(aq) + ___Mn2+(aq) + ___H2O(l) I have no idea how to do this type of problem, care to explain?
Sunday, January 10, 2010 at 12:13am by Ed

Can someone please help me with balancing ASAP
Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l)
Friday, December 14, 2012 at 10:50am by Trina

chemistry- redox
Complete and balance the following equations using the method of half-reaction. both reactions happen in acidic solutions: a. Cu(s) + NO3-(aq)--> Cu2+(aq) + NO2(aq) b. Mn2+(aQ) + NaBiO3(s)--> Bi3+(aq) + MnO4-(aq) I'm having trouble getting the half-rxn equations and the ...
Sunday, September 12, 2010 at 1:42am by lucylu

college chemistry
There are two ways to balance equations 1. by inspection 2. by maths The first is usually quicker IF you can see how to do it. The second can take longer but always works. So to balance by inspection: C2O42-(aq) + MnO4-(aq) ¨ Mn2+(aq) + CO2(g) First make sure you are working ...
Thursday, November 4, 2010 at 5:04am by Dr Russ

Chemistry
Equation 2 is Fe2+ (aq) + MnO4 –(aq) 􀃆 Fe3+(aq) + Mn2+(aq) Concentration of KMnO4 is 0.0082003124
Monday, July 12, 2010 at 6:10am by Sam

Gen Chem
What is n, the number of moles of electrons transferred, in the following reaction? 2 MnO4-(aq) + 16 H+(aq) + 10 Cl-(aq) ===> 2 Mn2+(aq) + 5 Cl2(g) + 8 H2O(l).
Friday, March 28, 2008 at 5:45pm by Sarah H

Chem 12
Given the two reactions: 5Fe2+(aq) + MnO4-(aq) + 8H+(aq) --> 5Fe3+ (aq) + Mn2+(aq) + 4H2O(l) 2MnO4-(aq) + 5C2O42-(aq) +16H+ --> 2Mn2+(aq) + 10CO2(g) + 8H2O(l) A.) Which reaction will occur at a faster rate? B.) Explain the reason for this result by comparing what is ...
Thursday, February 12, 2009 at 2:25am by Sam

Chemistry
What reaction is occurring at the cathode? A. 5e– + 8H+(aq)+MnO4–(aq)---> Mn2+(aq) +4H2O(l) B. Fe(s)---> Fe2+(aq) + 2e– C. Mn2+(aq) + 4H2O(l)----> 5e– + 8H+(aq) + MnO4–(aq) D. Fe2+(aq) + 2e– --->Fe(s) E. Pt(s)---> Pt2+ + 2e D doesn't have electrons on the right ...
Friday, May 9, 2008 at 12:15am by Amy

CHEM AP
Complete and balance the following equation. MnO4^‾ (aq) + CH3OH(aq) ¨ Mn^2+(aq) + HCO2H(aq) (acidic solution) I KNOW ITS a redox, so i followed the steps and got: 4MnO4^- (aq) + 5CH3OH (aq) + 11H2O (l) + 12H^+ (aq) ¨ 4Mn^2+ (aq) + 5HCO2H (aq) can someone please help
Tuesday, September 27, 2011 at 6:53pm by komal

Chemistry
Choose the equations which correctly describe the dissolution of a compound into water. a) CaBr2(s)-> Ca2+(aq) + Br2(l) b) sodium bicarbonate(s)-> Na+(aq) + HCO3–(aq) c) CH3OH(l)-> C4+(aq) + O2–(aq) + 4 H+(aq) d) Ba(NO3)2(s)-> Ba2+(aq) + 2 NO3–(aq) e) H2SO4(g)->...
Saturday, January 15, 2011 at 7:00pm by Erika

chemistry
The redox reaction below occurs in acidic solution. Balance it with the smallest whole number coefficients and determine the coefficient for H+. MnO4-(aq) + HNO2(aq) ---> Mn2+(aq) + NO3-(aq)
Friday, October 31, 2008 at 11:25pm by Megan

Science (Chemistry
Write the relationship between the rate of disapperance of H2C2O4 (aq) and the rate of apperance on Mn ^2+ (aq) for the reaction represented by the following equation. 2MnO4^-(aq)+ 5H2C2O4 (aq)+6H3)^+(aq) -->10CO2(g)+2Mn^2+ (aq)+14H2) (l)
Tuesday, October 11, 2011 at 10:54pm by Asley

chemistry
Balance the following redox reaction. MnO4 (aq) + Fe (s) --> Mn2+ (aq) +Fe2+ (aq)
Saturday, May 11, 2013 at 5:17pm by Lana

CHemistry- MIDTERM TODAY PLEASE HELP
Hey i have a question regarding disproportionate reactions: Permanganate ions MnO4 reacts with oxalic acid, H2C2O4 in acidic aqueous solution, producing manganese(II) ions and carbon dioxide. The skeletal equation is MnO4^-(aq)+ H2C2O4(aq)--> Mn^2+(aq)+ Co2 (g) balance this...
Friday, October 17, 2008 at 8:08am by Sara

AP Chemistry
What is the redox reaction of (i dont understand how to do this): MnO4-(aq) + H2O2(aq) -> Mn2+(aq) + O2(g)
Thursday, November 12, 2009 at 10:25pm by Anonymous

Chemistry
no, there's Fe in D for the first question..Fe(s)+8H+(aq)+MnO4–(aq)+Pt2+(aq)==> Mn2+(aq)+4H2O(l)+Fe2+(aq)+Pt(s)
Friday, April 18, 2008 at 11:37pm by Matt

chemistry
The redox reaction below occurs in acidic solution. Balance it with the smallest whole number coefficients and determine the coefficient for H+. MnO4-(aq) + HNO2(aq) ---> Mn2+(aq) + NO3-(aq) when i did it..i got the answer as1...but im not to sure..help? 1. 3 2. 5 3. 1 4. 4...
Saturday, November 7, 2009 at 8:37pm by John

Chemistry
An equilibrium that would favour the products is A. NH4+(aq) + H2PO4-(aq)= NH3(aq) + H3PO4(aq) B. HCN(aq) + HS-(aq)= CN-(aq) + H2S(aq) C. HCO3-(aq) +,HBO3 2-(aq)= H2BO3-(aq) + CO3 2-(aq) D. HSO4-(aq) + HSO3-(aq)= H2SO3(aq) + SO4 2- (aq) The answer is C. But I don't understand ...
Tuesday, January 29, 2013 at 12:44am by Allan

Chemistry
An equilibrium that would favour the products is A. NH4+(aq) + H2PO4-(aq)= NH3(aq) + H3PO4(aq) B. HCN(aq) + HS-(aq)= CN-(aq) + H2S(aq) C. HCO3-(aq) +,HBO3 2-(aq)= H2BO3-(aq) + CO3 2-(aq) D. HSO4-(aq) + HSO3-(aq)= H2SO3(aq) + SO4 2- (aq) The answer is C. But I don't understand ...
Tuesday, January 29, 2013 at 3:33pm by Allan

chem
5 Fe2+(aq)+MnO41-(aq)+8 H1+(aq)-->5Fe3(aq)+Mn2+(aq)+4 H2O(l) 2 MnO41-(aq)+5 C2O42-(aq)+16 H1+(aq)-> 2 Mn2+(aq)+CO2 g)+8 H2O(l) Both of these reactions result in the purple permanganate (MnO41-(aq)) ion reacting to form the colourless manganese (II) ion. The difference is...
Wednesday, January 11, 2012 at 7:10pm by Sailor

CHEMISTRY
Hello, I am trying to balance this redox reaction WITHOUT using the half-reaction method. Here is the unbalanced equation: MnO4 -(aq) + Zn(s)--> Mn 2+(aq) + Zn 2+(aq) It looks as if both elements are being oxidized. The answer is supposed to be: 2MnO4 -(aq) + 16H +(aq) + ...
Thursday, April 22, 2010 at 5:07pm by Vanessa

Chemistry
Determine the total number of electrons transferred in the following balanced reaction. 4 MnO4– (aq) + 12 H3O+ (aq) → 4 Mn2+ (aq) + 5 O2 (g) + 18 H2O (g)
Sunday, August 8, 2010 at 10:22pm by Ally

college chemistry
Balance the equation in aqueous acidic solution: C2O42-(aq) + MnO4-(aq) → Mn2+(aq) + CO2(g) please teach me how to do it!
Thursday, November 4, 2010 at 5:04am by sparkle

ap chemistry
Write the half reactions and the balanced equation for the galvanic cell Hg(ℓ)|Hg2+2(aq)||MnO4(aq),Mn2+(aq),H+(aq)|Pt(s). What is the smallest possible integer coefficient of H2O(ℓ) in the combined balanced equation?
Monday, September 16, 2013 at 5:18pm by Gabriella

chemistry
Consider the following two reactions: 5 Fe2+(aq)+MnO41-(aq)+8 H1+(aq)-->5Fe3(aq)+Mn2+(aq)+4 H2O(l) 2 MnO41-(aq)+5 C2O42-(aq)+16 H1+(aq)-> 2 Mn2+(aq)+CO2 g)+8 H2O(l) Both of these reactions result in the purple permanganate (MnO41-(aq)) ion reacting to form the colourless...
Monday, January 9, 2012 at 5:51pm by sailor

chemistry Help
Consider the following two reactions: 5 Fe2+(aq)+MnO41-(aq)+8 H1+(aq)-->5Fe3(aq)+Mn2+(aq)+4 H2O(l) 2 MnO41-(aq)+5 C2O42-(aq)+16 H1+(aq)-> 2 Mn2+(aq)+CO2 g)+8 H2O(l) Both of these reactions result in the purple permanganate (MnO41-(aq)) ion reacting to form the colourless...
Tuesday, January 10, 2012 at 7:43pm by sailor

chemistry
Write a balanced chemical equation for the overall cell reaction represented as: a) Ag(s)|Ag^+(aq)||Sn^4+(aq), Sn^2+(aq)|Pt(s) b) Al(s)|Al^3+(aq)||Cu^2+(aq)|Cu(s) c) Pt(s)|Fe^2+(aq), Fe^3+(aq)||MnO4^-(aq),Mn^2+(aq)|Pt(s)
Tuesday, March 1, 2011 at 9:23am by Jazmin

chemistry
Write a balanced chemical equation for the overall cell reaction represented as: a) Ag(s)|Ag^+(aq)||Sn^4+(aq), Sn^2+(aq)|Pt(s) b) Al(s)|Al^3+(aq)||Cu^2+(aq)|Cu(s) c) Pt(s)|Fe^2+(aq), Fe^3+(aq)||MnO4^-(aq),Mn^2+(aq)|Pt(s)
Tuesday, March 1, 2011 at 6:23pm by Jazmin

chem 1A
Balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.) Mn2+(aq) + NaBiO3(s) → Na+(aq) + Bi3+(aq) + ...
Sunday, November 4, 2012 at 1:43pm by Anonymous

Chemistry
Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l) i got 2525 and its going in as incorrect Now you get to balance this ...
Friday, December 14, 2012 at 9:40am by Trina

CHEMISTRY HELP ASAP
Balance the following equation. (for a balanced eq. aA + bB → cC + dD, enter your answer as the integer abcd) MnO4−(aq) + SO32−(aq) + H+(aq) → Mn2+(aq) + SO42−(aq) + H2O(l) i got 2525 and its going in as incorrect Now you get to balance this ...
Friday, December 14, 2012 at 10:16am by Trina

Can someone please help me with balancing ASAP
2MnO4{-}(aq)+5 SO3{2-}(aq)+6 H{+}(aq)→2 Mn{2+}(aq) + 5 SO4{2-}(aq) + 3 H2O(l) 2 I{-}(aq) + 4 H{+}(aq) + 2 NO2{-}(aq) → 2 NO(g) + 2 H2O(l) + I2(s)
Friday, December 14, 2012 at 10:50am by yamilex

Can someone please help me with balancing ASAP
This is a redox, you have to balance charge. Have you studied redox? origSpecies NewSpecies change Mn+7.............Mn+2 .......gained 5 electrons S+4...............S+6.......lost two electrons SO,you will need to Mn for each five S 2MnO4βˆ’(aq) + 2.5(SO3)2βˆ’(aq) + H+(aq...
Friday, December 14, 2012 at 10:50am by bobpursley

chemistry
Reaction 1 I 2(aq) Cu2 + (aq) Ag + (aq) Br2 (aq) Reaction 2 Ag + (aq) Pb2 + (aq) Cu2 + (aq) Zn2 +(aq) Reaction 3 Br - (aq) Cl - (aq) I - (aq)
Monday, April 14, 2008 at 10:01pm by Joseph

Chemistry
I just to know how to identify the substance that is reduced, the substance that is oxidized, the oxidizing agent and the reducing agent in each reaction. As (s) + ClO3-(aq) → H3AsO3 (aq) + HClO(aq) CN-(aq) + MnO4-(aq) → CNO-(aq) + MnO2(s) C2H5OH + MnO4- → ...
Tuesday, April 30, 2013 at 11:01pm by m

Chemistry
only one of each of the following pairs of reactants undergoes a reaction. Complete and balance the equation for the reaction that occurs. NaCl (aq) + BaCl2 (aq) --> Na2SO4 (aq) + BaCl2 (aq) --> NO3^- (aq) + OH^- (aq)+ Al (s) --> CO3^2- (aq) + OH^- (aq) +Al (s) -->...
Monday, April 15, 2013 at 12:06am by Melanie

chemisrty
Give the complete ionic equation for the reaction (if any) that occurs when aqueous solutions of MgSO3 and HI are mixed. 2 H+(aq) + SO32-(aq) β†’ H2O(l) + SO2(g) 2 H+(aq) + SO32-(aq) + Mg2+(aq) + 2 I-(aq)β†’ H2SO3(s) + MgI2(aq) Mg2+(aq) + 2 I-(aq) β†’ MgI2(s) 2 H+(aq) + SO32-(...
Tuesday, April 12, 2011 at 2:53pm by Anonymous

chemistry
Could you help me complete these equations. I can balance them after NaOH (aq) + HI (aq) ---> LiHCO3 (aq) + HI (aq) ---> HCl (aq) + NaHCO3 (aq) --> Na2CO3 (aq) + HBr (aq) --> HNO3 (aq) + KHCO3 (aq) --> HBr (aq) + NH3 (aq) ---> HNO3 (aq) + Ca(OH)2 (aq--->
Wednesday, February 20, 2008 at 11:04pm by Amy

Physical Science- Balance Equations
Is your problem with balancing or is it with naming the products? HCl(aq) + NaHCO3(aq) ==> H2O(l) + CO2(g) + NaCl(aq) HBr(aq) + NH3(aq) ==> NH4Br(aq) LiHCO3(aq) + HI(aq) ==> LiI(aq) + H2O(l) + CO2(g)
Monday, February 18, 2013 at 7:10pm by DrBob222

chemistry
A 49.45 mL sample of solution containing Fe2+ ions is titrated with a 0.0103 M KMnO4 solution. It required 23.76 mL of KMnO4 solution to oxidize all the Fe2+ ions to Fe3+ by the following reaction. MnO4-(aq) + Fe2+(aq) Mn2+(aq) + Fe3+(aq) (unbalanced) (a) What was the ...
Thursday, October 28, 2010 at 1:06am by Anonymous

Inorganic chemistry
Calculate E naught cell for the reaction b 5Cd(s) + 2MnO4-(aq) + 16H+(aq) ==> 5Cd^2+(aq) = 2Mn^2+(aq) + 8H2O(l) given the following standard reduction potentials MnO4^-(aq) + 8H^+(aq) = 5e^- ==> Mn^2+(aq) + 4 H2O(l) E naught = +1.52V Cd^2+(aq) + 2e^- ==> Cd(s) E ...
Saturday, April 11, 2009 at 11:01pm by Steve

Inorganic chemistry
Calulate E naught cell for the reaction below 5 Cd(s) + 2 MnO4^-(aq) + 16H+(aq)+ 2 Mn2+(aq) + 8 HxsO(l) The oxidation anode must be 5Cd(s) ==> 5Cd2+(aq) +10e^- The reduction cathode must be 2MnO4^- + 16H2^=(aq) + 10e^- ==> 2Mn2+(aq) + 8H2O E naught cell = E naught ...
Tuesday, April 14, 2009 at 2:22pm by Steve

Reaction Descriptions
Complete the table below: Enter all letters containing appropriate descriptions for each of the equations below. a. precipitation reaction b. neutralization reaction c. oxidation reduction reaction d. molecular equation e. complete (total) ionic equation f. net ionic equation...
Wednesday, January 12, 2011 at 9:46pm by Jerry

Chem
Ores are analyzed by dissolving some of the ore and then performing an analysis of a metal (expressed in grams); usually the concentration of the metal is expressed as % of the amount of the ore (in grams) dissolved. An ore containing V was dissolved and then titrated with ...
Sunday, April 7, 2013 at 1:13am by Mariam

chemistry
For the reactions that occurred spontaneously in the individual tables, balance these reactions assuming they are in an acidic solution. Reaction 1: Cu I^- Ag Br^- Reaction 2: Zn Pb Cu Ag Reaction 3: Cl2 Br2 I2 Reaction 1 I 2(aq) Cu2 + (aq) Ag + (aq) Br2 (aq) Reaction 2 Ag + (...
Tuesday, April 15, 2008 at 10:45pm by Joseph

chemistry
The reaction of aqueous iron(III) bromide and aqueous lithium phosphate is represented by the balanced ionic equation. Fe3+(aq) + 3Br-(aq) + 3Li+(aq) + PO43-(aq) → FePO4(s) + 3Li+(aq) + 3Br-(aq) Give the balanced formula equation for the reaction. Include the states. I ...
Friday, June 4, 2010 at 8:13pm by Judy

chemistry
K2SO4(aq) + Na2CO3(aq) ==> 2K^+(aq) + SO4^2-(aq) + 2Na^+(aq) + CO3^2-(aq) The second one is done the same way. If there is 1. no gas 2. no ppt 3. no slightly ionized product then you write a simple mixing o the ions. If one of the 3 occurs, there will be a reaction and you ...
Monday, November 4, 2013 at 9:54pm by DrBob222

Science
Part 1 Which of the following is a redox reaction? a. H2CO3 (aq) + 2NH3 (aq) → 2NH4+ (aq) + CO32- (aq) b. 2VO3- (aq) + Zn (s) + 8H+ (aq) → 2VO2+ (aq) + Zn2+ (aq) + 4H2O (l) d. Zn(NO) (aq) + 2NaOH (aq) → Zn(OH) (s) + 2NaNO (aq) part 2 For the redox reaction in...
Thursday, June 30, 2011 at 11:20pm by Jessica

AP Chem
I'm having trouble balancing these two oxidation-reduction reactions that occur in a basic solution. Can anyone help? Please? The numbers after the formulas are subscripts and any with a minus sign means they are negatively charged (-1). Thanks!! Al(s)+ MnO4-(aq)---> MnO2(s...
Monday, October 10, 2011 at 9:22pm by rose

chemistry
Write the balanced formula equation, complete ionic equation, and net ionic equation. If no precipitate forms, write "No reaction" a) Hg2(NO3)2 (aq) + CuSO4 (aq) b) Ni(NO3)2 (aq) + CaCl2 (aq) c) K2CO3 (aq) + MgI2 (aq) d) Na2CrO4 (aq) + AlBr3 Please explain! Thank you
Sunday, December 11, 2011 at 6:30pm by Gabby

Chemistry
I'm having a lot of trouble balancing this chemical equation: Fe(NO3)3(aq) + KSCN(aq) → KNO3(aq) + FeSCN2+(aq) Also, I'm not even sure if the equation is right... Help is appreciated, thanks
Monday, May 17, 2010 at 4:52pm by Yikes

Chemistry
When calcium oxelate is treated with an acidic solution of potassium permanganate, the following reaction occurs: CaC2O4(s) + MnO4-(aq) = Ca+2(aq) + CO2(g) + Mn+2(aq) Balance the equation.
Saturday, October 16, 2010 at 7:49pm by Sheila

Chemistry
Which two solutions, when mixed together, will undergo a double replacement reaction and form a white, solid substance? 1. NaCl(aq) and LiNO3(aq) 2. KCl(aq) and AgNO3(aq) 3. KCl(aq) and LiCL(aq) 4. NaNO3(aq) and AgNO3(aq) I know the answers 2 but I have no idea why.. thanks.
Wednesday, January 23, 2008 at 12:52pm by TJ

Chemistry
Which of the following is the strongest oxidizing agent in acidic solution? DATA: Ba2+(aq) + 2 e― ---> Ba(s); Eo = - 2.91 V Mn2+(aq) + 2 e― ---> Mn(s); Eo = - 1.18 V 2 H+(aq) + 2 e― ---> H2(g); Eo = 0.00 V Au3+(aq) + 3 e― ---> Au(s); Eo = + 1.50 V MnO2(s) + 4 H+(aq...
Sunday, June 19, 2011 at 10:25pm by Adam

AP Chem
Complete and balance each of the following molecular equations, including phase labels, if a reaction occurs. Then write the net ionic equation. If no reaction occurs, write NR after the arrow. H2CO3(aq)+Sr(OH)2(aq) -> this is what I put but I think its wrong H2CO3(aq)+Sr(...
Monday, November 3, 2008 at 7:29pm by Anna

Chemistry
Write a net ionic equation for the overall reaction that occurs when aqueous solutions of potassium hydroxide and carbonic acid are combined. KOH + H2CO3 = KCO3 + H30 K^+(aq) + OH^-(aq) + h2CO3 (aq) = K^+(aq) + CO3^2+(aq) + H3O(aq) Is this correct so far?
Saturday, October 22, 2011 at 4:59pm by Hannah

Chemistry
Which is a possible electrochemical cell, shown in correct notation? A. Cd(s) | Cd2+(aq) || Cu2+(aq) | Cu(s) B. Mg(aq) | Mg2+(aq) || Pb2+(aq) | Pb(aq) C. Ag(s) | Ag2+(aq) || Pb3+(aq), Pb2+(aq) | Pt(s) D. Ag2+(s) | Ag2+(aq) || Pt(s) | Pb3+(aq), Pb2+(aq) E. Fe(s) | Fe3+(aq) || ...
Monday, May 21, 2012 at 12:53pm by Alex Fischer

Chemistry
What is wrong with this ionic equation and what is the correct way to write it? Cl2(aq)+ 2K+(aq)+2Br(aq)->Br2(aq)+ K+(aq)+ 2Cl-(aq)
Sunday, October 7, 2012 at 10:09am by Barb

Chemistry
How many milliliters of 0.710 M HCl are required to react with 47.80 grams of CaCO3 ? Given the balanced reaction equation: 6 FeCl2(aq) + K2Cr2O7(aq) + 14 HCl(aq) 6 FeCl3(aq) + 2 CrCl3(aq) + 2 KCl(aq) + 7 H2O(l) How many moles of FeCl2(aq) are required to produce 2.811 mol of ...
Sunday, November 28, 2010 at 4:44pm by Lena

Chemistry
Please help me what is the ionic equation for AgNO3(aq) + Na3PO4(aq)? Not sure what I'm doing wrong here is what I have so far 3Na^+(aq) + PO_4^-3(aq) + 3Ag^+(aq) +3NO^3-(aq) --> 3Na^+(aq) + 3NO^3-(aq) + Ag_3PO_4(s)
Friday, June 21, 2013 at 11:31am by Ashley

12 chemistry
Write the balanced chemical equation for each reaction: K2MnO4(aq)+H2SO4(aq)+NaHSO3(aq)= ? K2MnO4(aq)+NaOH(aq)+NaHSO3(aq)= ? start with the net ionic equations.
Monday, September 28, 2009 at 7:02pm by izzy

Chemistry
Pretaining to HCl.... H2C2O4(aq) + 2NH3(aq) --> 2NH4(aq) + C2O4(aq)
Monday, March 25, 2013 at 10:32pm by Anonymous

chemistry
9). What is the balanced equation for the acid–base reaction of nitrous acid with lithium hydroxide? LiOH(aq) + HNO3(aq)  H2O(l) + LiNO3(aq) Li(OH)2(aq) + 2 HNO3(aq)  2 H2O(l) + Li(NO3)2(aq) LiOH(aq) + HNO2(aq)  H2O(l) + LiNO2(aq) 2 LiOH(aq) + H2NO2(aq...
Monday, November 28, 2011 at 5:51am by denis

chemistry
What is the net ionic equation for the reaction of formic acid, HCOOH, with NH3? A. H+(aq) + NH3(aq) → NH4+(aq) B. H+(aq) + OH–(aq) → H2O(l) C. HCOOH(aq) + NH3(aq) → NH4+(aq) + HCOO–(aq) D. HCOO–(aq) + H+(aq) + NH3(aq) → NH4HCOO(aq) E. HCOOH(aq) + NH3(...
Wednesday, November 10, 2010 at 4:47pm by Jake

college chemistry
Balance the equation in aqueous basic solution: Fe(CN)64-(aq) + Ce4+(aq) → Ce3+(aq) + Fe3+(aq) + CO32-(aq) + NO3-(aq)
Thursday, November 4, 2010 at 5:04am by sparkle

chemistry
FeSO4 (aq) + Ba(OH)2 (aq) = BaSO4 (s) + Fe(OH)2 (s) 2Fe3+(aq) + 3SO4=(aq) + 3Ba2+(aq) + 6OH-(aq) ===> 2Fe(OH)3(s) + 3BaSO4(s) which one respresents the precipate when iron (III) sulphate aq and barium hydroxide aq are combined.
Sunday, November 13, 2011 at 8:21am by luke

CHEM 1A
Balance the following oxidation-reduction reactions, which occur in acidic solution, using the half-reaction method. (Use the lowest possible coefficients. Include states-of-matter under the given conditions in your answer.) Br ‾(aq) + MnO4‾(aq) → Br2(l) + ...
Sunday, November 4, 2012 at 1:46pm by Anonymous

Chemistry
First, you have been given a couple of salts that don't react. FeSO4(aq) + KCl(aq) ==> no reaction. FeSO4(aq) + KCl(aq) ==> Fe^+2(aq) + SO4^-2(aq) + K^+(aq) + Cl^-(aq)
Friday, October 26, 2007 at 8:25am by DrBob222

Chem 22
I will show you how to do one and then you can have a go at the others. First decide if the mixture will give you a reaction, a precipitate. If there is no reaction there is neither a molecular equation or a net ionic equation. Start with the molecular formula Na2CrO4(aq) + Sr...
Friday, December 3, 2010 at 1:35am by Dr Russ

chemistry
A balanced equation that represents an overall cell reaction is shown. Choose the cell notation which corresponds to the electrochemical cell that is described by this equation. a) Sn2+(aq) + 2Cu+(aq) → Sn4+(aq) + 2Cu(s) b) Pt(s) l Sn2+(aq), Sn4+(aq) ll Cu+(aq) l Cu(s) c...
Tuesday, November 15, 2011 at 8:07pm by Bob, NEED YOUR HELP

Chemistry
0.255 g sample of H2C2O4 required 25.70 mL of NaOH to neutralize, what would you report as the molarity of NaOH solution? the reaction is as follows: H2C2O4(aq) +2 NaOH (aq) -> Na2C2O4(aq) +2 HOH (l)
Tuesday, June 7, 2011 at 7:06pm by Vinny

Chemistry
BrO3^-(aq)+Sn^2+(aq)+ ____ -->Br^-(aq)+Sn^4+(aq)+ _____ H20(l)and H^+(aq) are involved in the reaction. What are the coefficients of the six species in the balanced equation above? Remember to include coefficients for H2O(l) and H+(aq) in the appropriate blanks.
Tuesday, March 9, 2010 at 5:31pm by Anonymous

Chemistry
How many milliliters of 0.250 M KMnO4 are needed to react with 3.36 g of Iron(II) sulfate, FeSO4? The reaction is as follows: 10FeSO4(aq) + 2KMnO4(aq) + 8H2SO4(aq) ¨ 5Fe2(SO4)3(aq) + 2MnSO4(aq) + K2SO4(aq) + 8 H2O(l
Sunday, October 9, 2011 at 8:39pm by John

Chemistry
When solutions of KCl and Pb(NO3)2 are mixed, a precipitate forms. Which of the following is the balanced equation for the double replacement reaction that occurs? a. KCl(aq) + Pb(NO3)2 (aq) ¨ KNO3 (aq) + PbCl2 (s) b. KNO3 (aq) + PbCl2 (s) ¨ KCl(aq) + Pb(NO3)2 (aq) c. K+ (aq...
Friday, November 30, 2012 at 6:37pm by Z

chem
I just need to know the net ionic equation and balance them. I figured the equation. but the net and balance is harder. Co(NO3)2 (aq) + NaOH (aq) = CoOH (s) + Na(NO3)2 (aq) Co(NO3)2 (aq) + Na2CO3 (aq) = CoCO3 (s) + Na2(NO3)2 (aq) Co(NO3)2 (aq) + Na3PO4 (aq) = CoPO4 (s) + Na3(...
Saturday, February 18, 2012 at 7:24pm by Ari

chemistry
how many milliliters of 0.250 M KMnO4 are needed to react with 3.55 grams of iron(II)sulfate, FeSO4? the reaction is as follows: 10FeSO4(aq)+2KMnO4(aq)+8H2SO4(aq)¨ 5Fe2(SO4)3(aq)+2MnSO4(aq)+K2SO4(aq)+8H2O(l)
Tuesday, October 23, 2012 at 5:42pm by robert

chemistry
write the net ionic equation for the following : 2CuCl(aq)-> CuCl2(aq)+ Cu(s) 4NaCl(aq)+2H2SO4(aq)+MnO2(s)-> 2Na2SO4(aq)+2H2O(l)+Cl2(g) 3KOH(aq)+Fe(NO3)3(aq)->Fe(OH)3(s)+ 3KNO3(aq)
Monday, September 6, 2010 at 2:41pm by Joseph

chemistry
The following redox reaction occurs in basic aqueous solution. When balanced with the smallest whole number coefficients, what is the coefficient for OH-(aq)? Mn(OH)2(s) + MnO4-(aq) = MnO42-(aq). - after doing the question i got 1..but i dont know if im right :S 1. 3 2. 5 3. 1...
Saturday, November 7, 2009 at 6:24pm by John

Chemistry
Could some please tell me if I did these problems correctly? (I know that I did not Cancel common aqueous ions yet) Question: Write the net ionic equation for the following 1)Mixing solution of barium acetate and sodium phosphate 2)Mixing solution of thallium sulphate and ...
Saturday, November 7, 2009 at 7:23pm by Dan

chemistry
When the following reaction is balanced in acid solution, the coefficient of H+(aq) will be: Cr2O72-(aq) + Sn2+(aq) --> Cr3+(aq) + Sn4+(aq)
Thursday, March 22, 2012 at 10:02pm by Becca

chemistry
Given the following list from the activity se- ries of metals (from most active to least ac- tive) K, Na, Al, Mn, Cr, Cd, Co, Pb, Hg which reaction would you NOT expect to oc- cur? 1. Na(s) +Mn2+(aq) ! Na+(aq) +Mn(s) 2. Co2+(aq) + Al(s) ! Al3+(aq) + Co(s) 3. Cd(s) + Pb2+(aq...
Thursday, September 29, 2011 at 10:14pm by Chandler

Chemistry
What is the net ionic equation for this reaction? 2MnO4 (aq) + 5H2C2O4 (aq) + 6H(aq)----->10CO2 (g) + 2Mn(aq) + 8H2O(l)
Monday, January 16, 2012 at 6:54pm by Sara

Chemistry
The reaction of aqueous aluminum sulfate and aqueous calcium nitrate is represented by the balanced ionic equation. 2Al3+(aq) + 3SO42-(aq) + 3Ca2+(aq) + 6NO3-(aq) → 3CaSO4(s) + 2Al3+(aq) + 6NO3-(aq) Give the balanced formula equation for the reaction. Include the states...
Friday, June 4, 2010 at 7:55pm by YeJin

Chemistry
How do you balance the equation? MnO4^-1(aq) + C2O4^-2(aq)-> Mn^+2(aq) + CO2(g)
Wednesday, November 14, 2012 at 3:12pm by Cris

chemistry
balance the net ionic equation for the overall reaction. Pt | Fe2+(aq), Fe3+(aq) || I-(aq) | AgI(s) | Ag(s) a) Fe3+(aq) + Ag(s) + I-(aq) → Fe2+(aq) + AgI(s) b) Fe2+(aq) + Ag(s) + I-(aq) → Fe3+(aq) + AgI(s) c) Fe3+(aq) + AgI(s) → Fe2+(aq) + Ag(s) + I-(aq) d) ...
Tuesday, May 14, 2013 at 7:19pm by Lana

chem
I really need these answers to balance the net ionic equation or make it into one. Cu(NO3)2 (aq) + NaOH (aq) = CuOH (s) + Na(NO3)2 (aq) Cu(NO3)2 (aq) + NaI (aq) = CuI (s) + Na(NO3)2 (aq) Cu(NO3)2 (aq) + Na3PO4 (aq) = CuPO4 (s) + Na3(NO3)2 (aq) Fe(NO3)3 (aq) + NaOH (aq) = FeOH...
Saturday, February 18, 2012 at 7:35pm by Suey

ChemISTRY (WEBWORK)
A student measures the potential for cells containing A+B+and C+ ions and their metals and records his data in the table below: ............. Overall Reaction ................Potential (V) Cell#1'''''''A(s) A+(aq) B+(aq) B(s)''''''''''''0.90 Cell#2''''''A(s) A+(aq) C+(aq) C(s...
Wednesday, July 14, 2010 at 3:30am by laila

science
In the equation: Fe(NO©ύ)©ύ (aq) + 3KSCN (aq) ‘ζFeSCN©ύ (aq) + 3KNO©ύ (aq) Why do two aqueous solutions form? What is this calle? Is there a seconday reaction?
Tuesday, January 4, 2011 at 5:51pm by ashley

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