Question

How much of a 100.0 g sample of 198Au is left after 8.10 days if it's half-life is 2.70 days?

Answer 1

@JustSaiyan

Answer 2

8.10 days ÷ 2.70 days = 3 half-lives; 100 ÷ 2^3 = 12.5 g left after 3 half-live

Answer 3

You are a god...

Answer 4

I got 5 more, you want?

Answer 5

YES! You realize that Au is gold, right?

Answer 6

Yes I do.

Answer 7

That is a lot of money right there. :\

Answer 8

Yep D:

Answer 9

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