Answer:
A proton is a positively charge particle in an atom..
Answer:

Explanation:
We will need a chemical equation with masses and molar masses, so, let's gather all the information in one place.
Mᵣ: 28.01 17.03
N₂ + 3H₂ ⟶ 2NH₃
m/g: 240.0
(a) Moles of NH₃

(b) Moles of N₂

(c) Mass of N₂

Answer:
Heat is something you can't control
Explanation:
Plastic is something you could control like moving it around
A. dose
a dose is an amount, a response is an action, and pollutant and toxins are substances