MHT CET 2025 Chemistry question

1.8 g water is vapourised by supplying 4 kJ heat at 100°C. What is the heat of vapourisation of water at same temperature?

Answer: (B)

Solution

Molar heat of vapourisation is the heat absorbed per mole. Moles of water mol. kJ mol. Hence option (B), which also agrees with the known

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Question ID VK-102226