MHT CET · Chemistry · Thermodynamics (C)
Calculate the change in internal energy of the system if 25 kJ of work done by the system and it absorbs 10 kJ of heat.
- A \(-10 \mathrm{~kJ}\)
- B \(-35 \mathrm{~kJ}\)
- C \(-15 \mathrm{~kJ}\)
- D \(-25 \mathrm{~kJ}\)
Answer & Solution
Correct Answer
(C) \(-15 \mathrm{~kJ}\)
Step-by-step Solution
Detailed explanation
\(\Delta U = Q - W\) \(\Delta U = 10 \text{ kJ} - 25 \text{ kJ}\)
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