ApplyingMath

The air in a living room has a mas of 72kg and a specific heat of 1,010J/(kg°C). What is the change in thermal energy of the air when it warms form 20°C to 25°C?

Q = m x (Tf-Ti) x °C Q = (72kg)(25°C — 20°C)(1,010kg x °C) Q = 363,600J