After 5 years, the activity of 100-Pa is reduced by a factor of 4. By how much is it additionally reduced after 15 years
Posted: Wed Jun 08, 2022 11:45 am
After 5 years, the activity of 100-Pa is reduced by a factor of
4. By how much is it additionally reduced after 15 years?
a) 16x
b) 64x
c) 4x
d) 256x
4. By how much is it additionally reduced after 15 years?
a) 16x
b) 64x
c) 4x
d) 256x