Answer:
46.05 ml
Step-by-step explanation:
1 torr = 0.0193368
671.4 torr = 0.0193368 * 671.4
671.4 torr = 12.98272752 psi
boyles law
P1V1 = P2V2
V2 = P1V1/P2
V2 = 12.98 psi * .0479 L/13.5 psi
V2 = (12.98*.0479)/13.5
V2 = 0.04605496296 L
V2 = 46.05 ml