Concave makes things smaller and convex makes things bigger
Answer:
Zeros that follow non-zero numbers and are also to the right of a decimal point are significant.
Explanation:
For example:
0.300 has 3 significant figures.
5.400 has 4 significant figures.
Answer: 20
Explanation: Mass number is the number of neutrons plus the number of protons. 8 + 12 gives 20.
It’s not arrested because if you look closer it’s plug walk I don’t even understand how it talk tho
