Question

can someone help me with this? thank you :)

A restaurant serves coffee in copper mugs. A waiter fills a cup of mass 0.1 kg, initially at 20°C, with 0.2 kg of coffee initially at 70°C. What is the final temperature after the coffee and the cup attain thermal equilibrium? Assume that the coffee has the same specific heat capacity as water.

Answer 1

45C

Answer 2

how did you get 45degree? :)

Answer 3

solved it

Answer 4

how's the solution? i mean the equation? :)

Answer 5

What kind of crappy restaurant serves hot coffee in metal cups?

Answer 6

assuming onlyy, just to find the temperature

Answer 7

lol guys