contestada

A 250-mL sample of carbon dioxide gas with a pressure of 825 torr expands under constant temperature to a new volume of 400 mL

Respuesta :

initial volume(V1)=250 ml

initial pressure(P1)=825 torr

final volume(V2)=400ml

final pressure(P2)=?

At constant temperature,

PV=constant

i.e.

P1V1=P2V2

or, 825×250=P2×400

or,P2=515.625 torr