Find the number of moles of sodium atoms in 6.9 10^ -2 kg of it (Atomic mass = 23 g mol^ -1 )

MHT CET 2024 Chemistry question

Find the number of moles of sodium atoms in of it (Atomic mass = )

Answer: (C)

Convert the mass to grams: kg g. Number of moles mol. Hence

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Question ID VK-099838