asked 99.7k views
3 votes
What is the mass of a 10 gram sample of potassium-42 that will remain unchanged after 12.4 hours

asked
User Heiberg
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8.0k points

1 Answer

2 votes

Answer:

ok

Step-by-step explanation:

I accutly don't know the answer sorry

answered
User Artur Grigio
by
8.4k points

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