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2 May, 16:25

What is the number of moles in 500L of He gas at STP

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  1. 2 May, 16:40
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    Ah, this is actually a fairly simple chemistry question.

    Recall that at STP, one mole is equivalent to 22.4 L. Knowing this, all you have to do is divide 500 L by 22.4 L to find the number of moles:

    500/22.4 = 22.3 mol

    -T. B.
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