Question

3. A girl has 240 grams of water at 50°C. How many grams of ice, at 0°C, are needed to cool the water to 0°C?​

Answer 1

Answer:

here your answer is

Explanation:

Let the amount of ice is m gm.

According to the principal of calorimeter

heat taken by ice = heat given by water

∴20×2.1×m+(m−20)×334

=50×4.2×40

376m=8400+6680

m=40.1