Questions
540 calories of heat convert l cc of water at 100°C to 1671 cc of steam at 100°C under atmospheric conditions. Increase in internal energy will be nearly:
detailed solution
Correct option is C
∆U=Q-W=540-P∆V =540-105×1670×10-64.2=540-40=500 calTalk to our academic expert!
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A vessel contains 5 mole of O2 . The system is given heat at constant pressure. As a result the gas expands and does 120 joule work. Heat given to the gas is:
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