fab1971 fab1971

19-04-2020
Chemistry

contestada

A sample of oxygen gas has a volume of 205 cm cubed when its temperature is 22.0 degrees C and its pressure is 30.8 kPa. What volume will the gas occupy at STP?

Respuesta :

emaikwuvictor emaikwuvictor

19-04-2020

Answer:

V2 = 57.67cm3

Explanation:

From the question

P1= 30.8, V1=205cm3, T1= 22+273=295K, P2=101.325kPa, T2= 273K, V2= ?

Applying

P1V1/T1= P2V2/T2

Substitute and simplify

(30.8*205)/295 = (101.325*V2)/273

V2= 57.67cm3

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