Asked by amor

If the half-life of a 20.0g is known to be 24 minutes, how long will it take for only 5.0 grams of the sample to remain

A.6 minutes
B.24 minutes
C.48 minutes
D.96 minutes

I NEED HELP!!!!
Answered by amor
IS IT.....C?
Answered by Steve
5g is 1/4 of 20g, so that's 2 half-lives

2x24 = 48 minutes, so you are correct.
Answered by Mackenzie
Hey! That's just what I'm trying to figure out! Maybe you ca help me!
Answered by maddie
i think its c but i'm not sure science is not my strong suit. this one is difficult.
Answered by Anonymous
Its c
Answered by trevon
i realy dont know
Answered by Masta yoda
Answers are
b
d
d
c 100%
Answered by correct answers
masta yoda is true
b
d
d
c
Answered by AyItsEmily
B
D
D
C
Is right!
Answered by Fortnite Girl <3
4/4 100% B,D,D,C
Answered by Connexus school answer
B
D
D
C
4/4 100%
Answered by i'm not a girl or a boy
for me it was
A,D,D,C so if you want a 100% copy me

Answered by Im a Toaster
B
D
D
C
For connexus bumbumBUM
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