Physics

Problem

A liquid has a coefficient of volume expansion

1.2\times10^{-3}\,\text{K}^{-1}

. It is heated from

25\,^{\circ}\text{C}

55\,^{\circ}\text{C}

while its mass remains unchanged. The approximate percentage change in its density is a) decreases by

10.8\%

b) increases by

3.6\%

c) decreases by

3.6\%

d) decreases by

0.036\%