MCQOPTIONS
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MCQOPTIONS
| 1. |
The emf of a particular voltaic cell with the cell reaction \[Hg_{2}^{2+}+{{H}_{2}}\rightleftharpoons 2Hg+2{{H}^{+}}\] is 0.65 V. The maximum electrical work of this cell when 0.5 g of \[{{H}_{2}}\] is consumed. |
| A. | \[-3.12\times {{10}^{4}}J\] |
| B. | \[-1.25\times {{10}^{5}}J\] |
| C. | \[25.0\times {{10}^{6}}J\] |
| D. | None of these |
| Answer» B. \[-1.25\times {{10}^{5}}J\] | |