MCQ
The unit of molality is
- AMole per litre
- ✓Mole per kilogram
- CPer mole per litre
- DMole litre
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(image) $\xrightarrow{{[O]}}A\xrightarrow{{SOC{l_2}}}B\xrightarrow{{Na{N_3}}}C\xrightarrow{{Heat}}D$
Hyperconjugation occurs in