MCQ
A synthetic material used for washing clothes, even when water is hard is:
- ✓Detergent
- BSoap
- CShampoo
- DFacewash
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$Zn\,(s)\,\, + \,\,C{u^{2 + }}\,(aq)\, \rightleftharpoons \,Z{n^{2 + \,}}\,(aq)\, + Cu\,(s)$
At $300\,K$ is approximately $(R = 8 \,JK^{-1}\,mol^{-1},\, F = 96000\,C\,mol^{-1})$