JEE Main Chemistry question

If we consider that , in place of , of the mass of a carbon atom is taken to be the relative atomic mass unit, the mass of one mole of a substance will [AIEEE 2005]

(A)Be a function of the molecular mass or the substance
(B)Remain unchangedCorrect
(C)Increase two fold
(D)Decrease twice

Answer: (B)

Solution

A mole is defined as the amount containing Avogadro's number of particles; changing the mass-unit convention used to express atomic/molecular mass changes the numerical value of "1 u" but not the number of particles in a

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Question ID VK-130487