This is based on your personal opinion lol but ig you can say public speaking
Answer:
The mass number
Explanation:
The mass number of an atom is its total number of protons and neutrons.
I hope this helps a bit.
Answer:
I make not know because im the 7th grade but Im give my worthy guess I now this its endothermic
Explanation:
Window cleaner is ammonia dissolved in water. This is an example of a _______.
In the equation,
2Al(s) + 3Cl2(g) —> 2AlCl3(s),
the large number "3" in front of Cl2 indicates the the number of moles of Chlorine molecules needed to balance the equation.
Hope this will help you.
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