C because they are both going in a constant speed
The answer would be (A) Protons
Answer:
719
Explanation:
Conversion
1 picometer (pm) is equivalent to
meter
1 micrometer is equivalent to
meter
To find the number of layers, we divide the overal leaf thickness by the thickness of one atom hence dividing tex]0.125 × 10^{-6}[/tex] meter by
meter we get that the number of sheets will be as follows

Therefore, they are approximately 719 sheets
You move the decimal until it is in front of a number (not zero) 4.3 times 10^2