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Stoichiometry Mole Concept and Number of Molecules

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How many H₂ molecules are present in 0.20 g H₂? Molar mass of H₂ = 2.016 g mol⁻¹

Verified Answer & Explanation⌄

Correct Answer: A) (0.20/2.016) × 6.02 × 10²³

Concept Explanation

Moles of H₂ = 0.20/2.016. Number of molecules = (0.20/2.016) × NA.

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