Question

Element X decays radioactively with a half life of 10 minutes. If there are 110 grams of Element X, how long, to the nearest tenth of a minute, would it take the element to decay to 18 grams?
equation >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
superscript, start fraction, t, divided by, h, end fraction, end superscript
y=a(.5)^ht

ANSWER NOT
33.1
31.5
​

Answer 1

32.3

Answer 2

I believe its 26.1. Hope this helps :)

Answer 3

*26.1 mins

Answer 4

i think its 26.1 , it should be

Answer 5

it was 26.1 thxxxx