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NEET UG CHEMISTRY MCQ: THERMODYNAMICS
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Which of the following statement is true?
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Correct option: D
The heat of neutralization of strong acid with strong base is always the same
Option D (The heat of neutralization of strong acid with strong base is always the same) is correct because the reaction involves the same net ionic equation: H+ + OH- → H2O, releasing a fixed amount of heat.
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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:
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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