MP Board · Class 11 · Chemistry · Chemical ThermodynamicsHeat absorbed at constant volume ($qv$) is equal to:
Step-by-Step Solution
From First Law: $\Delta U = q + w = q - p\Delta V$. At constant volume, $\Delta V = 0$, so $w = 0$. Hence, $q_v = \Delta U$.
Detailed Options Breakdown
Option : $\Delta U$ (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 1: $\Delta H$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Thermodynamics.
Option 2: $\Delta G$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Thermodynamics.
Option 3: $w$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Chemical Thermodynamics.
💡 Study Guide: This question tests core syllabus concepts from Chemical Thermodynamics. For formulas, key summaries, and mock exam reference guides, read the full Chemical Thermodynamics Revision Notes.