Two identical flasks contain the same ideal gas at the same pressure

CHEMISTRY · Single correct · A Level · Chemistry · Amount of substance · Amount of substance

Problem

Two identical flasks contain the same ideal gas at the same pressure. Flask A is at

27^\circ\text{C}

and has a volume of

250\,\text{mL}

. Flask B is heated at constant pressure until its volume becomes

500\,\text{mL}

. The temperature of Flask B is closest to (a)

600^{\circ\text{C}}

(b)

54^{\circ\text{C}}

(c)

327^{\circ\text{C}}

(d)

300^{\circ\text{C}}