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23-01-2017
Chemistry

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A balloon is filled with 3.8 l of helium gas at stp. approximately how many moles of helium are contained in the balloon?

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AbhiGhost AbhiGhost

23-01-2017

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lawalj99 lawalj99

16-02-2020

Answer:

0.16964 moles ≈ 0.17 moles

Explanation:

At STP, one mole of a gas has a volume of 22.4 L.

1 mole = 22.4L

x mole = 3.8L

x = ( 3.8 * 1 ) / 22.4

x = 3.8 / 22.4

x = 0.16964 moles ≈ 0.17 moles

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