Answer:
1: due to difference in reactivity and melting point
2 during the reaction both combine with oxygen in this case magnesium remain solid but some potassium vaporise
Answer:

Explanation:
The intermediates are the products of all the steps of the reaction pathway, with the exception of the last one. So the intermediates will be:
- N2O2 from the first step
- N2O from the second step
The list from reactant to final product:

<em>Note: the water is considered a by-product, given that is not the product of interest in this steps.</em>
Answer:
Reproductive cells contain only four gene copy.
Explanation:
I think it's 10 but i may not be right so, sorry if it's wrong lol