Question 3 options: how many moles of argon atoms are present in 11.2 l of argon gas at stp?

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25-11-2017
Chemistry

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Question 3 options: how many moles of argon atoms are present in 11.2 l of argon gas at stp?

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Yna9141 Yna9141 · Answer 1 · 2017-12-05T14:18:05+01:00

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05-12-2017

It is known that at if a gas is identified to be as ideal gas then, at STP, the volume of 1 mole of that gas is equal to 22.4 L. Using this fact and the given volume in this item, we determine the number of moles as that below.

n = (11.2 L of argon)(1 mol argon / 22.4 L of argon)

n = 0.5 moles

Answer: 0.5 moles

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