After 30 minutes, 30 grams of a sample of Radon-222 remains unchanged. If the original sample had a
3 answers
Question:
After 30 minutes, 30 grams of a sample of Radon-222 remains unchanged. If the original sample had a mass of 960 grams, what is the half-life of the Radon-222? A.
8 minutes
B.
6 minutes
C.
3 minutes
D.
15 minutes
8 minutes
B.
6 minutes
C.
3 minutes
D.
15 minutes
Answers
If I am right, you just have to divide the emitive time by 2 so: 30/2 = 15
Coal i believe hope this
girl imma just put my comment here because i need a couple point okurrttt
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