an empty beaker weighs 39.09 g
A)when completely filled with water, the breaker and its contents have a total mass of 388.15 g. what volume does the beaker hold? use d=1.00 g/mL as the density of the water.

2)how much would the beaker and its contents weigh if it was completely filled with mercury? the density of mercury is d=13.5 g/mL.