you need 0.0100 mole of lead (2) chromate. How mush should you weigh on the scale?

2017-01-11 10:39 am

回答 (2)

2017-01-11 10:45 am

Molar mass of PbCrO₄ = (207.2 + 52.0 + 16.0×4) g/mol = 323.2 g/mol

Mass of PbCrO₄ = (0.0100 mol) × (323.2 g/mol) = 3.232 g

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2017-01-11 10:45 am

323.2 g/mole X 0.0100mole <<< can you finish?

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