Question

If 1.5 kilograms of water is to be heated from 20.0°C to 75°C to make a cup of

tea, how much heat must be added? The specific heat of water is 4.18 J/kg°C. *

Answer 1

142428.358 J must be added per kg of water.

Step-by-step explanation:

because the heat of the water is 4.18 J per kg of water then 75 degrees Celcius is 142,432 J then 142432.53750000108 - 4.18 = 142428.358 J for per kg of water.