MCQ
Which is used in motion picture films
- ✓Cellulose acetate
- BGlucose acetate
- CStarch acetate
- DSucrose acetate
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[Given : Molal boiling point elevation constant of water $\left(\mathrm{K}_{\mathrm{b}}\right)=0.52 \mathrm{K.} \mathrm{kg} \mathrm{mol}^{-1}$,
$1 \mathrm{~atm}$ pressure $=760 \mathrm{~mm}$ of $\mathrm{Hg}$, molar mass of water $\left.=18 \mathrm{~g} \mathrm{~mol}^{-1}\right\rfloor$
