The specific heat capacity of methane gas is 2.20 J/g-K.How many joules of heat are needed to raise the temperature of 5.00 g of methane from 22.0°C to 57.0°C?
A) 79.5 J
B) 385 J
C) 869 J
D) 0.0126 J
E) 28.5 J

Question

Quizplus · Accepted Answer

The heat required can be calculated using the formula: q = mcΔT, where m = 5.00 g, c = 2.20 J/g-K, and ΔT = 57.0°C - 22.0°C = 35.0°C. Thus, q = 5.00 g * 2.20 J/g-K * 35.0 K = 385 J.

The Specific Heat Capacity of Methane Gas Is 2