Respuesta :

Answer:

The pressure is 0, 63 atm

Explanation:

We use Boyle Mariotte's formula: for a given mass of gas at constant temperature, the pressure and volume vary inversely proportionally:

P1xV1= P2xV2

P2=(P1xV1)/V2= (0,8 atmx 12, 2 L)/15, 6 L=0,63 atm