Question

The atomic number of nitrogen is 7. Nitrogen-15 is heavier than nitrogen-14 because the atomic nucleus of nitrogen-15 contains how many neutrons?.

Answer 1

What are you asking ?

Step-by-step explanation:

`256 {212322 {26(26 {(2 {2 {x {2 \frac{2 {5 {55 {y \\ }^(2) }^(?) }^(2) }{?} * (?)/(?) }^(?) }^(?) }^(?) }^(?) }^(2) * (?)/(?) }^(?)`

Done your welcome