A 350 G Sample of Rice Was Burned in a Bomb

question 20

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°C to 28.88°C. How much heat, in joules, did the rice sample release when it burned? [C_water = 4.184 J/(g°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

Determine the impact of payments on loan principal under simple interest.

Understand the process and implications of reinvesting at different simple interest rates.

Identify the effects of loan repayments on the outstanding balance under simple interest.

Apply simple interest calculations to real-world scenarios related to savings, loans, and investments.