Answer:
Associative
Step-by-step explanation:
The associative property of addition states that you can add numbers however they are grouped inside parentheses.
It doesn't matter where you put the parentheses. You will always get the same answer.
For example,

Answer:
3.6 x 10⁵ g of sodium chloride
Step-by-step explanation:
I think they’re perpendicular lines
Answer:
<h2>e =7.1</h2>
Step-by-step explanation:

I hope it helps :)