Chemistry, 23.11.2021 20:00 cmay454

How many moles of calcium atoms do you have if you have 7.88 × 10²¹ atoms of calcium. (The mass of one mole of calcium is 40.08 g.)

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How many moles of calcium atoms do you have if you have 7.88 × 10²¹ atoms of calcium. (The mass of o...