Chem laws gasses

Question

A gas at 480 K occupies 6.50L at a pressure of 355kPa What will its pressure be at 251K if its volume is reduced to 4.80 L

Answer 1

For this type of question, you can use the combined gas law:

P1V1/T1 = P2V2/T2

(355)(6.50)/480 = (P2)(4.80)/251

Solve for P2