Back to THERMODYNAMICS
NEET UG CHEMISTRY MCQ: THERMODYNAMICS
1
Medium
1 of 1
Understanding
+4 | -1
Hess’s law of constant heat summation is an application of :
View answer and explanation
Correct option: B
First law of thermodynamics
The correct answer is B (First law of thermodynamics) because Hess's law is a direct consequence of the fact that enthalpy is a state function, which is a restatement of the first law.
More Questions from THERMODYNAMICS
Practice All Chapter MCQs →
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