An insulated container holds 100.0 g of water at 25.0 °C. A 100.0 g piece of copper at 50.0 °C is ad — Thermochemistry Chemistry Question

An insulated container holds 100.0 g of water at 25.0 °C. A 100.0 g piece of copper at 50.0 °C is added to the container. What is the final temperature of the mixture in the container at equilibrium? The specific heat capacity of copper is 0.385 J g^-1 K^-1.