Answer:
Explanation:
When you divide exponentials, you subtract the powers. For the numbers infront, just use a basic calculator for.
7.95/6.02 = 1.32
10^22/10^23 = 10^-1
1.32 x 10^-1 is your answer
Answer:
A medium.
<h3>Explanation:</h3>
It's the material the wave is travelling through.
It’s B. Chromium(III) oxide
Answer:
It is used as a catalyst.