Calculate the number of oxygen atoms in 3.02x10^16 formula units of cuprous sulfate pentahydrate?
回答 (1)
2018-01-26 11:58 am
✔ 最佳答案
The chemical formula for cuprous sulfate pentahydrate is Cu₂SO₄•5H₂O.No. of O atoms in each formula unit of Cu₂SO₄•5H₂O = 4 + 5×1 = 9
No. of O atoms = (3.02 × 10¹⁶ formula units) × (9 O atoms / formula unit) = 2.72 × 10¹⁷ O atoms
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