Question

Calculate the mass of 1 u(atomic mass unit) in grams.

Answer 1

Atomic mass unit is equal to one twelfth of the mass of an atom of carbon-12 which is used to express atomic weight or molecular weight. Therefore, 
 1 atomic mass unit = 1.66053886 × 10-27 kilograms
                                = 1.66053886 × 10-24 grams

Answer 2

$\textbf{Answer is in Attachment !}$