Question

what is the formula mass of Cu ​

Answer 1

Answer:

63.546 u

Explanation:

1 atom of copper must be converted in moles to express it as a quantity that can be converted into grams (our second step). Avogadro's Number (1 mole=6.022×1023particles) and the relative atomic mass of copper (1 mole of copper = 63.546 g) are the equalities required to make this conversion.

Answer 2

Answer:

63.546 g/mol

Explanation:

by multipling with avegadro number we get tbe exect value