Answer: 458.12 mL
Explanation:
Solving it with Boyle's law:
P1V1 = P2V2
Putting values
588.56 mL × 588.56 torr = 756.14 torr × V2
Rearranging the equation
V2 = 588.56 mL × 588.56 torr / 756.14 torr
torr get cancelled
Simplifying further
V2 = 458.12 mL