. How many joules of energy must be absorbed to raise the temperature of 20 grams of water from 25°C to 30°C?
1 Answer
Apr 29, 2018
Raising the temperature of liquids is an endothermic process, so we need to put energy into the system.
Recall,
Where,
Hence, we must put approximately,
of energy into your given mass of water to raise it by
This is commonly accomplished by "heating" water.