A necessary condition for an adiabatic change is-
1. ∆T = 0
2. ∆P = 0
3. q = 0
4. w = 0
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe enthalpy of formation of all elements in their standard state is-
1. Unity
2. Zero
3. Less than zero
4. Different for each element
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe amount of heat needed to raise the temperature of 60.0 g of aluminum from 35°C to 55°C would be -
(Molar heat capacity of Al is )
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology