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  • 22-12-2020
  • Chemistry
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Please answer this question.

Please answer this question class=

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Аноним Аноним
  • 22-12-2020

Hey There!

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Answer:

[tex]\huge\boxed{\text{2.5 grams/mole}}[/tex]

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DATA:

Mass of Helium = 4

Helium = 55 liters

How many moles = ?

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SOLUTION:

By the equation(AT S.T.P) of,

Moles = [tex]\frac{Given\ Volume}{22.4\ dm^3}[/tex]

Substitute the values,

Moles = [tex]\frac{55}{22.4}[/tex]

Simplify the fraction,

Moles = 2.5 grams/moles

_____________________________________

Best Regards,

'Borz'

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