The specific heat capacity of lead is 128Jkg−1∘C−1

How much heat energy is required to raise the temperature of 5kgof lead by 30∘C ?

The specific heat capacity of water is 4180Jkg−1∘C−1. 

How much heat energy is required to raise the temperature of 1kg of water by 5∘C ?

What is the name of the variable that tells you how much heat energy is required to change the temperature of 1kg of substance by 1∘C?

What are the units of specific heat capacity?