Chemistry, asked by Fr174579, 3 months ago

Given that the gas law constant R=0.0821 Latm mol 1K .
How many moles of helium are in a balloon with a volume of 0.7 at STP? (3 decimal places)

Answers

Answered by ATG1234

0

Answer:

0.031 moles

Explanation:

Pv = nRT

n = Pv/RT

= 1×0.7/0.0821× 273

=0.031 moles

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