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com/ir /takeAssignment takeCovalentActivity do?locator-assignment take&takeAssig

ID: 103967 • Letter: C

Question

com/ir /takeAssignment takeCovalentActivity do?locator-assignment take&takeAssignment; ession ator-assignment-ta 2req A voltaic cell is constructed from a standard Mn2 Mn half cell (Eored (E red 0.153V). 1.180V) and a standard Cu? Cu' half cell (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: Mn The c Cu (aq)+2e The spontaneous cell reaction is: Cu2 )Mn The cell voltage is 1.333 An error has been detected in your answer. Check for typos miscalculations etc, before submitting your answer Nex

Explanation / Answer

ANSWER;

(A) ANODE REACTION Mn(s) ---------->Mn2+(aq) + 2e-

(B) CATHODE REACTION 2Cu2+ (aq) + 2e- -------------> 2Cu+(aq)

(C) Overall reaction   Mn(s) + 2Cu2+(aq) ----------> Mn2+(aq) + 2Cu+(aq)

Ecell = Er - El

Er = reduction potential of cathode = 0.153V ,Er = reduction potential of anode = - 1.180V

Ecell = 0.153V- (- 1.180V

Ecell = 1.333V