Question -
Addition of heat at constant pressure to a gas results in
Options:
A .  Raising its temperature
B .  Raising its pressure
C .  Raising its volume
D .  Raising its temperature and doing external work
Answer: Option D Addition of heat at constant pressure to a gas results in Raising its temperature and doing external work When you heat a gas, both its vapor pressure and the volume it occupies increase. The individual gas particles become more energetic and the temperature of the gas increases.
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