# An object with a mass of #120 g# is dropped into #640 mL# of water at #0^@C#. If the object cools by #48 ^@C# and the water warms by #3 ^@C#, what is the specific heat of the material that the object is made of?

##### 1 Answer

Jan 29, 2018

0.33 cal/gºC

#### Explanation:

At equilibrium, the final temperature

where

Since

Then:

where I have used the density of water (1 g/ml) to estimate its mass, and

Finding the value for