MCQ
Noble gases are absorbed by
- Aanhydrous calcium chloride
- Bferric hydroxide
- Cconc. $H_2SO_4$
- ✓activated coconut charcoal
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$ {\left[\mathrm{Ag}\left(\mathrm{NH}_3\right)\right]^{+}+\mathrm{NH}_3 \rightleftharpoons\left[\mathrm{Ag}\left(\mathrm{NH}_3\right)_2\right]^{+} ; \mathrm{k}_2=1.7 \times 10^{-3}}$
then the formation constant of $\left[\mathrm{Ag}\left(\mathrm{NH}_3\right)_2\right]^{+}$is