If 298 g of water is contained in a 292 g aluminum vessel at 9◦c and an additional 138 g of water at 82◦c is poured into the container, what is the final equilibrium temperature of the mixture? the specific heat of aluminum is 900 j/kg · ◦c and of water 4186 j/kg · ◦c . answer in units of ◦c.
