Calculate the standard cell potential for each of the following electrochemical cells. You may want to reference (Pages 854-861) Section 19.4 while completing this problem. Part A Ni+ (aq) + Mg(s)Ni(s) +Mg+(aq) Express your answer in volts using two decimal places. Excell Submit Part B * Incorrect; Try Again; 14 attempts remaining Ecell Submit 17 Ni (s) + 2H (aq) N (aq) + H(g) Express your answer in bolts using two decimal places. Part C Previous Answers Request Answer Ecell Submit |-- VO * Incorrect; Try Again; 14 attempts remaining ^ Previous Answers Request Answer ? CrO7 (aq) + 14H+ (aq) + 61(aq)2Cr+ (aq) +7HO(1)+312(s) Express your answer in volts using two decimal places. [35] Request Answer ? V 2 V V