List of top Chemistry Questions on Thermodynamics asked in Maharashtra Class XII

Derive an expression for maximum work obtainable during isothermal reversible expansion of an ideal gas from initial volume \( V_1 \) to final volume \( V_2 \).
Explain the buffer action of the sodium acetate-acetic acid buffer.
Write the Atomic Numbers of Transuranium Elements.
What are Enzymes?
Isobaric and Adiabatic Processes
Extensive and Intensive Properties
Calculate the standard enthalpy of combustion of methane, if the standard enthalpy of formation of methane, carbon dioxide, and water are \( -74.8 \), \( -393.5 \), and \( -285.8 \) kJ mol\(^{-1} \) respectively.
What is osmotic pressure? How will you determine the molar mass of a solute from osmotic pressure?
Henry’s constant for CH\(_3\)Br(g) is 0.159 mol dm\(^{-3}\) bar\(^{-1}\) at 25\(^{\circ}\)C. Calculate its solubility in water at 25\(^{\circ}\)C if its partial pressure is 0.164 bar.
Write the sign convention of work done during the expansion of gas.