JEE Mains Chemistry Past PapershardNUMERICAL

30.4 kJ of heat is required to melt one mole of sodium chloride and the entropy change at the meltinJEE Mains Chemistry Past Papers Chemistry Question

Question

30.4 kJ of heat is required to melt one mole of sodium chloride and the entropy change at the melting point is 28.4 J K-1 mol-1 at 1 atm. The melting point of sodium chloride is___________ K (Nearest Integer)

Answer: .

💡 Solution & Explanation

S = mp fus T H  28.4 = mp T 4 .  Tmp = 1070.422 K

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