MCQ
If $C{H_4}$ is known as methane, then ${C_9}{H_{20}}$ is known as
- AHexane
- ✓Nonane
- COctane
- DButane
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correct statement is
(Molal depression constant for water is $1.80\, K\, kg\,mol ^{-1}$ and molar mass of $KCl$ is $74.6 \,g\, mol ^{-1}$ )
