Question

at 323K the vapour pressure of a solution containing 45 g of solute having molar mass 180.55 gram dissolved in ethanol is 207.2 mm of Hg. vapour pressure pure ethanol is to 219.8 mm of Hg .find the mass of ethanol used​

Answer 1

Answer:

$5122y {155 { {? \times \frac{?}{5123 \div \div < cr \gamma log( \cos( \gamma log_{ \gamma \gamma \gamma ee}( log( \binom{ \binom{ log_{ log( \gamma ee \tan( \tan( log_{ log( \tan( log_{ \\ \\ \\ \\ \\ \\ }(?) ) ) }(?) ) ) ) }(?) }{?} }{?} ) ) ) ) } }^{?} }^{?} }^{?}$