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The mass of 1 mole of neutrons `(m_(n) = 1.675 xx 10^(-27)` kg) is:
A. `1.800xx10^(-3)` kg
B. `1.008xx10^(-4)` kg
C. `1.080xx10^(-3)` kg
D. `1.008xx10^(-3)` kg

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Correct Answer - D
Mass of 1 mole
`=1.675xx10^(-27)xx6.02xx10^(23) kg=1.008xx10^(-3)` kg.

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