Help on Gas Laws (Combined Gas Law)?

Question

The volume of a gas filled balloon is 30.0 L at 40 degrees Celsius and 153 kPa pressure. What volume will the balloon have at standard temperature and pressure (STP)?

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Answer 1 · 2018-03-02T18:19:03

Well, #(P_1V_1)/T_1=(P_2V_2)/T_2#.........

And so we solve for #V_2#...

#V_2=(P_1xxV_1xxT_2)/(P_2xxT_1)#...and we fills in the blanks...

#=(153*kPaxx30.0*Lxx273.15*K)/(100*kPaxx313.15*K)=40.0*L#