Calculate the number of moles in 3.01 x 1024 atoms of Krypton.
1 answer:
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Answer:
= 3.01× molecules.
Explanation:
1 mole of - 98g
? moles of - 49g
= 49 ÷ 98 = 0.5 moles of O2 in 49g.
But 1 mole of any substance = 6.023 × molecules
∴ 0.5 moles = 0.5 × 6.023 × molecules
= 3.01× molecules.