Five Moles of an Ideal Gas Expands Isothermally at 100°C

Multiple Choice

Five moles of an ideal gas expands isothermally at 100°C to five times its initial volume. Find the heat flow into the system.

A) 2.5 × 10⁴ J
B) 1.1 × 10⁴ J
C) 6.7 × 10³ J
D) 2.9 × 10³ J
E) 7.0 × 10² J