If 32.0 g of milk at a temperature of 4.10°C is added to a 240-g cup of coffee at a temperature 90.5°C, what is the final temperature of the mixture? Assume coffee has a specific heat of 4.19 ✕ 103 J/(kg · K) and milk has a specific heat of 3.93 ✕ 103 J/(kg · K).