Posted by sue on .
the density of a piece of wood is 0.638 g/cm3. The dimensions of the block of wood are 40.0 cm by 50.0 cm by 25.0 cm. What is the mass of the block of wood? Show all calculations.

chemistry 
DrBob222,
volume = 40.0 cm x 25.0 cm x 50.0 = ??
mass = volume x density.