Answer to Question #264855 in Chemistry for Victor

Question

How many atoms does 2.0 moles of helium represent

Answer 1

Solution:

One mole of any substance contains 6.022×10²³Â particles.

Hence,

(2.0 mol) × (6.022×10²³Â atoms / 1 mol) = 1.2×10²⁴ atoms

Answer: 1.2×10²⁴ atoms of helium