MCQ
Ammonia can be dried by
- Aconc. $H_2SO_4$
- B$P_4O_{10}$
- ✓$CaO$
- Danhydrous $CaCl_2$
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${A_{\left( s \right)}} + {B^ \oplus } \longrightarrow {A^ \oplus } + {B_{\left( s \right)}}\,;\,\Delta {H^o} = - 551.5\,KJ$ Calculate standard electrode potential of cell (in $volt$). .......... $\mathrm{volt}$