A 350 G Sample of Rice Was Burned in a Bomb

question 8

Multiple Choice

A 3.50 g sample of rice was burned in a bomb calorimeter containing 1980 g of water.The temperature of the water increased from 22.75 $\degree$ C to 28.88 $\degree$ C.How much heat, in joules, did the rice sample release when it burned? [C_water = 4.184 J/(g $\degree$ C) ]

• A)1.88 x 10⁵ J
• B)2.39 x 10⁵ J
• C)5.08 x 10⁴ J
• D)3.33 x 10² J
• E)4.22 x 10² J