MHT CET 2025 Chemistry question

What is the mass in grams of 0.25 mol water?

Answer: (C)

Solution

Molar mass of water, = 2(1) + 16 = 18 g/mol. Mass = number of moles x molar mass = 0.25 mol x 18 g/mol = 4.5 g.

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Question ID VK-101354