Homework Answers
1.Br2 + 2e- ------- 2 Br-
2I- -------- I2 + 2e-
2 electrons are transferred
2.2 Fe 3+ -------- 2Fe + 3e-
3 Sn ------- 3Sn2+ + 2e-
1 electron is transferred
3.4 N(V) + 12 e- → 4 N(II) (reduction)
4 Sb(0) - 12 e- → 4 Sb(III) (oxidation)
12 electrons are transferred
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3&4 please
Question 3 1 pts How many electrons are transferred in the following two reactions?...
Question 4 1 pts How many electrons are transferred in the following reaction? Enter your answer as an integer. 4NO...
Question 4 1 pts How many electrons are transferred in the following reaction? Enter your answer as an integer. 4NO3 +4H* +45b 4 NO+2H20 +Sb406 Question 5 1.5 pts Given the partial equation: VO2 + Mn2+ - VO2++ MnO4 , balance the reaction in acidic solution using the half-reaction method and fill in the coefficients. The missing blanks represent H2O, H. or OH, as required to balance the reaction. Enter the coefficients as integers, using the lowest whole numbers. If...
How many electrons are transferred in the following reaction? Br2(l) + 2 NaI(aq) → 2 NaBr(aq)...
How many electrons are transferred in the following reaction? Br2(l) + 2 NaI(aq) → 2 NaBr(aq) + I2(s) Enter your answer as an integer.
Consider the reaction: Sn(s) + 2Cu2+(aq) → Sn2+(aq) + 2Cu+(aq). How many electrons are transferred in...
Consider the reaction: Sn(s) + 2Cu2+(aq) → Sn2+(aq) + 2Cu+(aq). How many electrons are transferred in this reaction?
RODOX EXAMINATION An oxidation-reduction reaction involves the (1) sharing of electrons &n
RODOX EXAMINATION An oxidation-reduction reaction involves the (1) sharing of electrons (3) transfer of electrons (2) sharing of protons (4) transfer of protons In this reaction, CO→ 2 CO + O2 the oxidation number of carbon changes from: (1) 0 to +4 (3) +3 to 0 (2) +2 to +4 (4) +4 to +2 Which balanced equation represents a redox reaction? AgNO3 (aq) +NaCl (aq) →AgCl (s) +NaNO3 (aq) H2CO3 (aq)...
for the following reaction, how do you find how many electrons transferred? i understand you must...
for
the following reaction, how do you find how many electrons
transferred? i understand you must write out and balance the half
reactions but i am not sure how to do that. thanks
Identify the oxidation numbers for all the elements in the reactants and products for 2 MnO," (aq) + 39- (aq) + 4H2O(1) 3S() + 2 MnO,(s) + 8 OH(aq) Identify the oxidation numbers by dragging the appropriate labels to their respective targets. Reset Help 2 MnO2 (aq)...
Then you can start! 3 pts When the following reaction which occurs in acidic solution is...
Then you can start! 3 pts When the following reaction which occurs in acidic solution is balanced, the coefficient of His: Sn + NO2 --> SnO2 + NO 0 04 O 8 012 16 3 pts Sn(s) +2 Ag (aq --> 2Ag (s) + Sn2+, Question 33 How many electrons are transferred in the following oxidation-reduction reaction? (aq) 3 pts Question 30 How do we know a complex ion formed when NH3 reacted with Cult? Aprecipitate formed. We don't know...
Calculate Eºcell for each of the following balanced redox reactions. O2(g) + 2H2O(1) + 4Ag(s) +...
Calculate Eºcell for each of the following balanced redox reactions. O2(g) + 2H2O(1) + 4Ag(s) + 40H(aq) + 4Ag+(aq) Express your answer using two significant figures. V AEON O 2 ? cell= Submit Request Answer Part B Br2(1) + 21 (aq) + 2Br (aq) + 12(s) Express your answer using two significant figures. IVO AQ o 2 ? Eºcell= Submit Request Answer Part C PbO2(s) + 4H+(aq) + Sn(s) → Pb2+(aq) + 2H2O(1) + Sn2+(aq) Express your answer using two...
Use the References to access important values if needed for this question. Enter electrons as e-....
Use the References to access important values if needed for this question. Enter electrons as e-. Use smallest possible integer coefficients. If a box is not needed, leave it blank. A voltaic cell is constructed from a standard Sn2+|Sn half cell (E°red = -0.140V) and a standard Br2|Br- half cell (E°red = 1.080V). The anode reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) (aq)(s)(l)(g) + (aq)(s)(l)(g) The cathode reaction is: (aq)(s)(l)(g) + (aq)(s)(l)(g) (aq)(s)(l)(g) + (aq)(s)(l)(g) The spontaneous cell reaction is: (aq)(s)(l)(g) +...
How many electrons are transferred in the following redox reaction when it is properly balanced with...
How many electrons are transferred in the following redox reaction when it is properly balanced with the smallest possible integer coefficients? Ag2O(s) + Mo(s) → MoO3(s) + Ag(s) 4 a 3 O 1 2
How many electrons are transferred when the following redox reaction is balanced? ClO3 ̄(aq) + H+...
How many electrons are transferred when the following redox reaction is balanced? ClO3 ̄(aq) + H+ (aq) + I ̄(aq) → I2 (s) + Cl2 (g) + H2O (l)
Question 4 1 pts How many electrons are transferred in the following reaction? Enter your answer as an integer. 4NO3 +4H* +45b 4 NO+2H20 +Sb406 Question 5 1.5 pts Given the partial equation: VO2 + Mn2+ - VO2++ MnO4 , balance the reaction in acidic solution using the half-reaction method and fill in the coefficients. The missing blanks represent H2O, H. or OH, as required to balance the reaction. Enter the coefficients as integers, using the lowest whole numbers. If...
for
the following reaction, how do you find how many electrons
transferred? i understand you must write out and balance the half
reactions but i am not sure how to do that. thanks
Identify the oxidation numbers for all the elements in the reactants and products for 2 MnO," (aq) + 39- (aq) + 4H2O(1) 3S() + 2 MnO,(s) + 8 OH(aq) Identify the oxidation numbers by dragging the appropriate labels to their respective targets. Reset Help 2 MnO2 (aq)...
Then you can start! 3 pts When the following reaction which occurs in acidic solution is balanced, the coefficient of His: Sn + NO2 --> SnO2 + NO 0 04 O 8 012 16 3 pts Sn(s) +2 Ag (aq --> 2Ag (s) + Sn2+, Question 33 How many electrons are transferred in the following oxidation-reduction reaction? (aq) 3 pts Question 30 How do we know a complex ion formed when NH3 reacted with Cult? Aprecipitate formed. We don't know...
Calculate Eºcell for each of the following balanced redox reactions. O2(g) + 2H2O(1) + 4Ag(s) + 40H(aq) + 4Ag+(aq) Express your answer using two significant figures. V AEON O 2 ? cell= Submit Request Answer Part B Br2(1) + 21 (aq) + 2Br (aq) + 12(s) Express your answer using two significant figures. IVO AQ o 2 ? Eºcell= Submit Request Answer Part C PbO2(s) + 4H+(aq) + Sn(s) → Pb2+(aq) + 2H2O(1) + Sn2+(aq) Express your answer using two...
How many electrons are transferred in the following redox reaction when it is properly balanced with the smallest possible integer coefficients? Ag2O(s) + Mo(s) → MoO3(s) + Ag(s) 4 a 3 O 1 2
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