Question

One standard atomic mass unit is:

• A. mass of hydrogen atom
• B. $\frac{1}{12}$ th of the mass of an atom of
• C. mass of an atom of $_{\text{6}}^{\text{12}}\text{C}$
• D. one gm of an atom $_{\text{6}}^{\text{12}}\text{C}$

Answer 1

Answer: (B)

$\frac{1}{12}$ th of the mass of an atom of

Answer 2

Answer (b) $\frac{1}{12}$ th of the mass of an atom of