Question

If the half-life of a given substance is 100 days, how long will it take for a 50 gram sample of the substance to decay until there is only 6.25 grams of the radioactive material remaining?

Answer 1

@Somy

Answer 2

300days

Answer 3

T 1/2=3
100 times 3 = 300days

Answer 4

what do u think @Somy

Answer 5

Okay

Answer 6

i don't really know it
im sorry T_T

Answer 7

This's physics!

Answer 8

i know
that's why i don't know it

Answer 9

If this is physics then why is it on my chemistry homework

Answer 10

T 1/2 = 3....thats y 300....and its part of kinetics chapter in chemistry

Answer 11

Okayy

Answer 12

Well, I learned this in physics o'level nt long ago .. the chapter is called Radioactivity!
It's definitely 300 days... no doubt

Answer 13

Okay well thanks guys I appreciate it! :)

Answer 14

welcome

Answer 15

Welcome..