Moles and atomic mass Flashcards by abood .

Q

What is 1 mole in terms of particles?

A

1 mole = 6.02 × 10²³ particles (Avogadro’s number)

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Q

How many moles in 96g of O₂?

A

Mr of O₂ = 32 → 96 ÷ 32 = 3 mol

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Q

Moles formula reminder?

A

Moles = Mass / Mr

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