Answer:
The decay constant is 1.21×10^-4/year
Explanation:
Decay constant = 0.693/half-life
Half-life = 5730 years
Decay constant = 0.693/5730 years = 1.21×10^-4/year
Answer:
About 1-3 km
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B is correct. Ever wondered why ice floats in water?
The potential energy of a swing is greatest at the top of the swing. (Point A).
