Question

The number of nucleons
present in 0-2 is
​

Answer 1

Answer:

Oxygen has 16 nucleons which 8 each of protons and neutrons. So 1 molecule of D2O has 20 nucleons in total. in 20 grams of D2O. = 1.2046 x 10^ 23 nucleons

Explanation:

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Answer 2

Answer:

no of nucleons in O⁻²= 16

Explanation:

as they are present in the nucleus their number remains constant unless the element undergoes radioactive decay

so, no of nucleons = protons +neutrons

8+8= 16  

hope that it helps you!!!