One mole of a monatomic perfect gas initially at temperature T₀ expands from volume V₀ to 2V₀, at constant pressure. Calculate the heat absorbed by the gas.
1
\(Q = \frac{1}{2} nR T₀\)
2
\(Q = \frac{7}{2} nR T₀\)
3
\(Q = \frac{3}{2} nR T₀\)
4
\(Q = \frac{5}{2} nR T₀\)