1.

The densities of a liquid at 0^(@)C and 100^(@)C are respectively 1.0127 and 1. A specific gravity bottle is filled with 300 g of the liquid at 0^(@)C upto the brim and it is heated to 100^(@)C. Then, the mass of the liquid expelled in gram is Coefficient of linear expansion of glass = 9 xx 10^(-6)//^(@)C)

Answer»

Solution :`d _(t) = (d _(0))/( 1 + gamma t) IMPLIES 1 + gammat = (d_(0))/( d _(t)) = 1. 018 implies gamma t = 0.018 implies gamma = (0.018)/(100) = 0.00018 per ^(@)C`
`gamma _(APP) = 0.000180 -0.000027 = 0.000153 implies -000153 = (X)/((340 -x) xx 1000)`
`x =0.0153 (340 -x) implies 1.0153 x = 340 xx 0.0153 implies x = (340 xx 0.0153)/( 1.0153) = 5.126 gm`


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