Physics, 25.06.2019 21:00 maddy3lizabeth
Asample of radium-226 will decay to ¼ of its original amount after 3200 years. what is the half-life of radium-226?
Answers: 1
Physics, 22.06.2019 11:10, livichavezp2kcd3
Assume this car is driven off a cliff . how many arrows of force need to be drawn in the free body diagram? assume no air resistance -five -one -three -four
Answers: 1
Asample of radium-226 will decay to ¼ of its original amount after 3200 years. what is the half-life...
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