what is the class of each reaction? acid-base, percipatation, oxidation-reduction?
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what is the class of each reaction? acid-base,
percipatation, oxidation-reduction?
21 (aq) + H2SO4 (aq) →...
Part A. Which of the following is not a redox reaction? H2O(l) + NH3(g) NH4+(aq)...
Part A. Which of the following is not a redox reaction?
H2O(l) + NH3(g) NH4+(aq) + OH–(aq)
2H2(g) + O2(g) 2H2O(l)
Zn(s) + H2SO4(aq) ZnSO4(aq) + H2(g)
FeSO4(aq) + K2Cr2O7(aq) + 7H2SO4(aq) Cr2(SO4)3(aq) + 3Fe2(SO4)3(aq) + K2SO4(aq)
+ 7H2O(l)
Cl2(g) + 2KBr(aq) Br2(l) + 2KCl(aq)
Part B. A 43.46 mL sample of Na2SO3 was titrated with 68.99 mL
of 0.128 M K2Cr2O7 solution in the presence of H2SO4. Calculate the
molarity of the Na2SO3 solution. Enter to 3 decimal...
for each reaction- classify as oxidation-reduction,acid-base or precipitation Classify each of the following reactions as oxidation-reduction,...
for each reaction- classify as oxidation-reduction,acid-base
or precipitation
Classify each of the following reactions as oxidation-reduction, acid-base, or Note that in order to be a redox reaction, the oxidation number of an element must be different when it is a reactant than when it is a product. (1 point each) precipitation. Classification Reaction Number 24 Ca (s) +2 H2O ()- Ca(OH)2 (s) + H2 (g) 25 CdCl2 (aq)+ Na2S (aq)CdS (s) +2 NaCl (aq) Zn(OH)2 (s) + H2SO4 (aq)ZnSO4 (aq)...
What is the general class of each test reaction in the introduction? Precipitation? Acid-Base? Oxidation eduction?...
What is the general class of each test reaction in the introduction? Precipitation? Acid-Base? Oxidation eduction? anoina to aizy ona svidstils Reaction Class 1 2 iliw 15 TO15192do art sshommua bns nosgol rond dass 101 12575 gbubnium oY noi de lo enor Som 10 910 w II woy Xd on abian aningstid on naloga uzib 3 OOH 4 5 DHET 6 7 SET adus 00 9 Complex ion formation 10 11 No reaction 12 13 14 Combination 15 16 17...
lructions Ondus LockDown! Question 19 Which of the following represents an acid-base neutralization reaction? SO2(g) +...
lructions Ondus LockDown! Question 19 Which of the following represents an acid-base neutralization reaction? SO2(g) + H20(1) -- H2SO3(8) OLIOH(aq) + HNO3(aq) --- LINO3(aq) + H20(1) 2KBr(aq) + Ciz() - 2Cl(aq) + Br20) CaBrzlag) + H250 lag) - CaSO4(s) + 2HBr(e) 2Al(s) + 3H_SO (ad) - Al2(SO4)3(aq) + 3H2(g) revious
1) The net ionic equation for the reaction between aqueous nitric acid and aqueous sodium hydroxide...
1) The net ionic equation for the reaction between aqueous nitric acid and aqueous sodium hydroxide is A) H+ (aq) + HNO3 (aq) + 2OH- (aq) → 2H20 (1) + NO3- (aq) B) HNO3 (aq) + NaOH(aq) → NaNO3(aq) + H20 (1) C) H+ (aq) + OH- (aq) + H2O (1) D) HNO3 (aq) + OH- (aq) + NO3- (aq) + H2O (1) E) H+ (aq) + Na+ (aq) + OH- (aq) → H20 (1) + Na+ (aq) 2) Which...
Classify HF as a strong or weak acid or base in aqueous solution. Weak base O...
Classify HF as a strong or weak acid or base in aqueous solution. Weak base O Weak acid O Strong acid Strong base Which of the following is the correct molecular equation for the following reaction? HC2H302 (aq) Ba(OH)2 (aq) O 2 H (aq) + Ba(ОН)2 (s) +2 H20 ) +2 C2H302 (aq) +2 C2H302 Ba2+ (aq) (aq) Ba2+ (aq) 2 OH O 2 H(aq)+2 C2H302 (aq) Ba2 (aq) +2 C2H3O2 (aq)+ 2 H20 (aq) (1) +Ba(OH)2 (aq) O 2...
1. Which of the following compounds in an aqueous solution is a weak acid? A) H2S...
1. Which of the following compounds in an aqueous solution is a weak acid? A) H2S B) HI C) HBr D) H2SO4 E) HCIO 2. Identify the major ionic species present in an aqueous solution of H2SO4. A) S6, 036-(plus H2O as a neutral species) B) H', OH, 56,302- C) 2H, 56, 402- D) H', HS04 E) 24*, SO42- 3. Which of the following represents an acid-base neutralization reaction? A) 2Al(s) + 3H2SO4(aq) → Al2(SO4)3(aq) + 3H2(g) B) SO2(g) +...
(Before you do the experiment) review, in the following equations for familiar reactions, write an R over the red...
(Before you do the experiment) review, in the following equations for familiar reactions, write an R over the reducing agent and an over sent At the right, indicate the change in oxidation mumber per atom for each element whose oxidation number changes. If there is no change, write in "no change in oxidation number Element oxidized Oxidation number increase per atom Oxidation number decrease per atom Element reduced Reaction 2 Al(s) + 3 Cl2(g) → 2 A13+ + 6 CI-...
A certain half-reaction has a standard reduction potential +0.14 V. An engineer proposes using this half-reactio...
A certain half-reaction has a standard reduction potential +0.14 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.80 V of electrical power. The cell will operate under standard conditions Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell. Is there a minimum standard reduction potential that the hall reaction used at the cathode of this cell can have? ves, there...
A certain half-reaction has a standard reduction potential E = -0.45 V. An engineer proposes using...
A certain half-reaction has a standard reduction potential E = -0.45 V. An engineer proposes using this half-reaction at the cathode of a galvanic cell that must provide at least 1.00 V of electrical power. The cell will operate under standard conditions Note for advanced students: assume the engineer requires this half-reaction to happen at the cathode of the cell. 0-0 . " Is there a minimum standard reduction potential that the half-reaction used at the anode of this cell...
Part A. Which of the following is not a redox reaction?
H2O(l) + NH3(g) NH4+(aq) + OH–(aq)
2H2(g) + O2(g) 2H2O(l)
Zn(s) + H2SO4(aq) ZnSO4(aq) + H2(g)
FeSO4(aq) + K2Cr2O7(aq) + 7H2SO4(aq) Cr2(SO4)3(aq) + 3Fe2(SO4)3(aq) + K2SO4(aq)
+ 7H2O(l)
Cl2(g) + 2KBr(aq) Br2(l) + 2KCl(aq)
Part B. A 43.46 mL sample of Na2SO3 was titrated with 68.99 mL
of 0.128 M K2Cr2O7 solution in the presence of H2SO4. Calculate the
molarity of the Na2SO3 solution. Enter to 3 decimal...
for each reaction- classify as oxidation-reduction,acid-base
or precipitation
Classify each of the following reactions as oxidation-reduction, acid-base, or Note that in order to be a redox reaction, the oxidation number of an element must be different when it is a reactant than when it is a product. (1 point each) precipitation. Classification Reaction Number 24 Ca (s) +2 H2O ()- Ca(OH)2 (s) + H2 (g) 25 CdCl2 (aq)+ Na2S (aq)CdS (s) +2 NaCl (aq) Zn(OH)2 (s) + H2SO4 (aq)ZnSO4 (aq)...
What is the general class of each test reaction in the introduction? Precipitation? Acid-Base? Oxidation eduction? anoina to aizy ona svidstils Reaction Class 1 2 iliw 15 TO15192do art sshommua bns nosgol rond dass 101 12575 gbubnium oY noi de lo enor Som 10 910 w II woy Xd on abian aningstid on naloga uzib 3 OOH 4 5 DHET 6 7 SET adus 00 9 Complex ion formation 10 11 No reaction 12 13 14 Combination 15 16 17...
lructions Ondus LockDown! Question 19 Which of the following represents an acid-base neutralization reaction? SO2(g) + H20(1) -- H2SO3(8) OLIOH(aq) + HNO3(aq) --- LINO3(aq) + H20(1) 2KBr(aq) + Ciz() - 2Cl(aq) + Br20) CaBrzlag) + H250 lag) - CaSO4(s) + 2HBr(e) 2Al(s) + 3H_SO (ad) - Al2(SO4)3(aq) + 3H2(g) revious
1) The net ionic equation for the reaction between aqueous nitric acid and aqueous sodium hydroxide is A) H+ (aq) + HNO3 (aq) + 2OH- (aq) → 2H20 (1) + NO3- (aq) B) HNO3 (aq) + NaOH(aq) → NaNO3(aq) + H20 (1) C) H+ (aq) + OH- (aq) + H2O (1) D) HNO3 (aq) + OH- (aq) + NO3- (aq) + H2O (1) E) H+ (aq) + Na+ (aq) + OH- (aq) → H20 (1) + Na+ (aq) 2) Which...
Classify HF as a strong or weak acid or base in aqueous solution. Weak base O Weak acid O Strong acid Strong base Which of the following is the correct molecular equation for the following reaction? HC2H302 (aq) Ba(OH)2 (aq) O 2 H (aq) + Ba(ОН)2 (s) +2 H20 ) +2 C2H302 (aq) +2 C2H302 Ba2+ (aq) (aq) Ba2+ (aq) 2 OH O 2 H(aq)+2 C2H302 (aq) Ba2 (aq) +2 C2H3O2 (aq)+ 2 H20 (aq) (1) +Ba(OH)2 (aq) O 2...
1. Which of the following compounds in an aqueous solution is a weak acid? A) H2S B) HI C) HBr D) H2SO4 E) HCIO 2. Identify the major ionic species present in an aqueous solution of H2SO4. A) S6, 036-(plus H2O as a neutral species) B) H', OH, 56,302- C) 2H, 56, 402- D) H', HS04 E) 24*, SO42- 3. Which of the following represents an acid-base neutralization reaction? A) 2Al(s) + 3H2SO4(aq) → Al2(SO4)3(aq) + 3H2(g) B) SO2(g) +...
(Before you do the experiment) review, in the following equations for familiar reactions, write an R over the reducing agent and an over sent At the right, indicate the change in oxidation mumber per atom for each element whose oxidation number changes. If there is no change, write in "no change in oxidation number Element oxidized Oxidation number increase per atom Oxidation number decrease per atom Element reduced Reaction 2 Al(s) + 3 Cl2(g) → 2 A13+ + 6 CI-...
A certain half-reaction has a standard reduction potential +0.14 V. An engineer proposes using this half-reaction at the anode of a galvanic cell that must provide at least 0.80 V of electrical power. The cell will operate under standard conditions Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell. Is there a minimum standard reduction potential that the hall reaction used at the cathode of this cell can have? ves, there...
A certain half-reaction has a standard reduction potential E = -0.45 V. An engineer proposes using this half-reaction at the cathode of a galvanic cell that must provide at least 1.00 V of electrical power. The cell will operate under standard conditions Note for advanced students: assume the engineer requires this half-reaction to happen at the cathode of the cell. 0-0 . " Is there a minimum standard reduction potential that the half-reaction used at the anode of this cell...
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