2.A wet 43.2 g sample of copper sulfate heptahydrate is heated until only copper sulfate remains. The mass of the water lost is 34.1 g. a. What is the name of the Reactant?
b. What is the name of the Product?
c. What is the mass of the copper sulfate?

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?