Question

A sample of sodium chloride (NaCl) has 15.2 moles. How many atoms of sodium chloride are in the sample?

Answer 1

Refer to my answer in your other question. Try to understand it.

Answer 2

Answer: 9.15 x 10²⁴ atoms NaCl

Explanation: solution:

Use the relationship of moles and Avogadro's number

15.2 moles NaCl x 6.022x10²³ atoms NaCl / 1 mole NaCl

=9.15x 10²⁴ atoms NaCl