Question

The pressure inside a container is 77 atm at a temperature of 57⁰C. What would the pressure be at 75^o C?

Answer 1

$P_1/T_1=P_2/T_2$

$P_1=77atm, T_2=57+273=330K$

$P_2=?, T_2=75+273=348K$

$77/330=P_2/348$

$P_2=\frac{77\times 348}{330}=81.2atm$