How many molecules are in 219 g of magnesium chloride?

Question

asked Jun 18, 2024 152k views

1 Answer

Kyb · Answer 1 · 2024-06-21T18:05:59+0000

Answer:

1.38 * 10^(24)

Step-by-step explanation:

The formula mass of magnesium chloride is 95.21 g/mol.

This means 219 grams is equal to
(219)/(95.21) moles.

Multiplying this by Avogadro's number, there are
(219)/(95.21)(6.02 * 10^(23))=1.38 * 10^(24) molecules.