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NEET UG CHEMISTRY MCQ: THERMODYNAMICS
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The heat of combustion of methane is . If 3.2 g of methane is burnt:
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Correct option: A
- 176 kJ of heat is evolved
Option A (- 176 kJ of heat is evolved) is correct because the heat evolved is directly proportional to the moles of methane burnt.
More Questions from THERMODYNAMICS
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The internal energy of one mole of a gas is:
An ideal gas is allowed to expand both reversibly and irreversibly in an isolated system. If is the initial temperature and is the final temperature, which of the following statements is correct?
For which of the process, ∆S is negative?
The work done by a weightless piston in causing an expansion ∆V (at constant temperature), when the opposing pressure, P is variable, is given by:
Assertion :- At constant pressure of the change work done is negative.
Reason :- During phase transition work done is always negative. For the reaction, at . Hence, is
Reason :- During phase transition work done is always negative. For the reaction, at . Hence, is