Question

help meeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeee!!!!!!!!!!!!!!help meeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeee!!!!!!!!!!!!!!help meeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeee!!!!!!!!!!!!!!help meeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeee!!!!!!!!!!!!!!help meeeeeeeeeeeeeeeeeee pleaseeeeeeeeeeeeeee!!!!!!!!!!!!!!

Answer 1

the remaining mass is 7.3 g

Explanation:

a=30g

t=200 years

h=98 years

f(98)=a(
`(1)/(2) ^{(t)/(h) }`

f(98)=30(
`(1)/(2) ^{(200)/(98) }`

f(98)=7.3