The number of atoms in a sample is related to the mass of the sample. fill in blank: a) not always b) sometimes c) universely d) directly

Find the empirical formula of each of the following compounds. given mass or for each element in a sample of the compound 3,611 g ca; 6.389 g c1

Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block