Question #115893
How many atoms does 2.0 moles of He represent
1
Expert's answer
2020-05-15T10:23:17-0400

According to Avogadro's number, 1 mol of any substance contains 6.022 × 1023 particles. As a result, 2.0 moles of helium (He) represent 2.0 mol × 6.022 × 1023 = 1.2 × 1024 atoms.


Answer: 1.2 × 1024 atoms

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