The diameter of a copper atom is approximately 2.28e-10 m. The mass of one mole of copper is 64 grams. Assume that the atoms are arranged in a simple cubic array. Remember to convert to S.I. units.
What is the mass of one copper atom, in kg?
mass = kg
How many copper atoms are there in a cubical block of copper that is 3 cm on each side?
number of atoms =
What is the mass of the cubical block of copper, in kg?
mass of block = kg