Calculate the standard cell potential for each of the followingelectrochemical cells.

Part A

Ni2+(aq)+Mg(s)?Ni(s)+Mg2+(aq)

Express your answer using two decimal places.

E?cell = _____ V

Part B

2H+(aq)+Fe(s)?H2(g)+Fe2+(aq)

Express your answer using two decimal places

E?cell =_______ V

Part C

2NO?3(aq)+8H+(aq)+3Cu(s)?2NO(g)+4H2O(l)+3Cu2+(aq)

Express your answer using two decimal places.

E?cell = ________V