The answer is a
the equation needs to be balanced. There are fewer oxygen atoms in the equation than hydrogen or a carbon
Answer:
So when you shine a laser through a prism, there's nothing to be separated, and the light stays together.
Explanation:
Given :
The ball of a ballpoint pen is 0.5 mm in diameter and has an ASTM grain size of 12.
To Find :
How many grains are there in the ball?
Solution :
Volume of ball of the ballpoint is :

Now, grain size of 12 has about 520000 grains/mm³.
Therefore, number of grains are :

Divide the distance traveled by the time it took:
(100 m) / (4.2 s) ≈ 23.8 m/s