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15 August, 23:51

What is the mass of 4.6 moles of helium gas?

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Answers (2)
  1. 16 August, 01:50
    0
    18.4 g

    Explanation:

    M (He) = 4.0 g/mol

    4.6 mol * 4.0 g / 1 mol = 18.4 g
  2. 16 August, 02:13
    0
    The mass of one mole (molar mass) of helium gas is 4.002602 g/mol.
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