A sample of helium gas occupies 355ml at 23°c. if the container the he is in is expanded to 1.50 l at constant pressure, what is the final temperature for the he at this new volume?

Question

Deborah Villegas

Chemistry

21 September, 22:12

A sample of helium gas occupies 355ml at 23°c. if the container the he is in is expanded to 1.50 l at constant pressure, what is the final temperature for the he at this new volume?

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Furball · Answer 1

From Charles law of gas which state that the volume of the fixed mass of the gas is directly proportional to temperature. that is v1/T1=v2/T2

v1=355ml

T1=23 + 273=296k

v2=1.5lx1000=1500ml

T2=?

he final temperature of he is therefore

355ml xT2=15ooml x 296k

answer = 1250.70k or977.7 celsius