There is a sample of rock with a volume of 8 cm^3 and a mass of 20 g. What is its density?

Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble

What is the mass of each element in a 324.8 sample of co2

An unknown insoluble substance displaced the water shown. it's mass is indicated on the triple beam balance. mass = a. 694 b. 693.5 c. 693.0 d.693.8