Question 1
The specific heat capacity of methane gas is 2.20 J g
-1 K
-1. How many joules of heat are needed to raise the temperature of 5.00 g of methane from 36.0 °C to 75.0 °C?
◦ 88.6 J
◦ 429 J
◦ 1221 J
◦ 0.0113 J
◦ 22.9 J
Question 2
The specific heat capacity of solid copper metal is 0.385 J g
-1 K
-1. How many joules of heat are needed to raise the temperature of a 1.55 kg block of copper from 33.0 °C to 77.5 °C?
◦ 1.79 × 10
5 J
◦ 26.6 J
◦ 2.66 × 10
4 J
◦ 5.58 × 10
-6 J
◦ 0.00558 J