What is the mass in grams of 0.250 mol CH2Cl2?

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What is the mass in grams of 0.250 mol CH2Cl2?

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Tryphena 5 years 2021-07-11T12:27:27+00:00 1 Answers 33 views 0

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  1. Gerda
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    2021-07-11T12:28:27+00:00
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    Answer:

    21.2 grams CH2Cl2

    Explanation:

    Number of moles: .25

    Molar mass of CH2Cl2: 84.93 g/mol

    Mass in grams: 84.93(0.250) = 21.2325

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )