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10 October, 11:48

How many moles are in 43.9 L of oxygen

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  1. 10 October, 13:12
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    Answer: 2 mol

    Explanation:

    - According to the ideal gas law, One mole of an ideal gas at STP (standard temperature and normal pressure) occupies 22.4 liters.

    - Using cross multiplication,

    1 mol of (O2) → 22.4 L

    ? → 43.9 L

    Therefore, the number of moles of oxygen in 43.9 L = (43.9 * 1) / 22.4 = 1.96 mol≈ 2 mol ...
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