A 250 G Sample of Pitted Prunes Was Burned in a a Bomb

question 87

Multiple Choice

A 2.50 g sample of pitted prunes was burned in a bomb calorimeter containing 2110 g of water. The temperature of the water increased from 22.50°C to 25.76°C. How much heat, in joules, did the prune sample release when it burned? [C_water = 4.184 J/(g°C) ]

• A)1.99 x 10⁵ J
• B)2.27 x 10⁵ J
• C)2.88 x 10⁴ J
• D)2.35 x 10² J
• E)2.69 x 10² J

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