Mole Conversions

What is the mass of one mole of silver?

48.86 g of cobalt is equal to how many moles of cobalt?

How many molecules of water are in a 821.3 g sample?

What is the mass of 4.98 x 10²⁴ atoms of Zn?

How many moles of sodium chloride are in a 321.8 g sample?

How many formula units of calcium chloride are in a 25.69 g sample?

Convert 86.235 g of diphosphorus pentaoxide to moles.

How many atoms are contained in a 456 g sample of carbon dioxide?

What would be the mass of 9.76 x 10²² formula units of SrCl₂?

A sample of AlCl₃ contains a total of 4.515 x 10²⁷ atoms of chlorine. What must be the mass of this sample?