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If you have 80g of a radioactive substance whose half life is 2 days, how long will it take for the substance to decay to the point where there is only 10g left?
Answers: 1
Physics, 21.06.2019 21:40, 2003loganreed
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
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Physics, 22.06.2019 15:00, deonnaturner68p7hz7y
What sort of waves exhibit the doppler effect?
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Physics, 22.06.2019 15:10, Pookaapoo8832
When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.
Answers: 3
If you have 80g of a radioactive substance whose half life is 2 days, how long will it take for the...
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