A thick window pane 0.367 cm has an area of 1.247 square meters. The temperature difference between the inside and outside surfaces of the window is 33.2^°C. What is the rate of heat flow through this window in J/s if the thermal conductivity for glass is 0.8 J/s/m/^°C?

A 16.1 g piece of metal (specific heat capacity 0.462 cal/g-^°C) is heated so that its temperature increases by 8.5^°C. How much heat in calories is transferred to it?

A hot metal bolt of mass 0.06 kg and specific heat capacity 899 J/kg^°C is dropped into a calorimeter containing 0.16 kg water at 20^°C.The bolt and water reach a final temperature of 25^°C.What is the initial temperature of the bolt?