Question

2. Atomic mass of Oxygen
(a) 16
(b) 23 U
(c) 8 U
(d) 27 U
​

Answer 1

Answer:

Number of proton and neutrons in oxygen=8, 8.

then atomic mass=8+8=16

Answer 2

Explanation:

No. of protons = 8

No. of neutron in oxygen = 8

The atomic mass = 8 + 8 = 16

So, the correct answer will be option a.

hope this will help you.....

thanks for ASKING questions to us........

have a nice day AHEAD........