Question

Which law states that absolute zero cannot be reached?

a) second law of thermodynamics

b) first law of thermodynamics

c) third law of thermodynamics

Answer 1

The third law of thermodynamics,the principle of temperature.

This law states that the entropy at 0 is always equel to 0.
This means that it is impossible to cool down a perfect 0 or absolute 0(-273.15 C)

Answer 2

The answer is third law