A Substance, B, Has a Normal Boiling Point of +89

Multiple Choice

A substance, B, has a normal boiling point of +89.3°C, and a heat of vaporization of 260 J/g. How much heat is required to change 150 grams of B from a liquid at 89.3°C to a gas at 89.3°C?

A) 5.2 × 10² J
B) 3.9 × 10⁴ J
C) 4.4 × 10⁵ J
D) 1.1 × 10⁵ J
E) 1.6 × 10⁵ J