Question

Q18. What will be the mass of
one atom of C-12 in grams?
O a)1.992648 X 10^-23 gm
Ob)1.992648 X 10^ 23 gm
O c)1.9928 X 10^-23 kg
O d)2.0012 X 10^29 gm​

Answer 1

Answer:

The answer is a option B

Answer 2

Answer:

a)1.992648 X 10^-23 gm

Explanation:

Atomic mass, the quantity of matter contained in an atom of an element. It is expressed as a multiple of one-twelfth the mass of the carbon-12 atom, 1.992646547 × 10−23 gram, which is assigned an atomic mass of 12 units. In this scale 1 atomic mass unit (amu) corresponds to 1.660539040 × 10−24 gram.