Physics, 25.02.2022 21:40 YokoUndera
A sample atom X has a half life of 7,000,000 years. If I you start with 840kg of atom x how much atom X is left after 4 half lives have passed?
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Physics, 21.06.2019 19:30
Note: the following questions are unrelated to the balmer series or the martian. refer to your course notes. a sun-sized star will spend most of its lifetime as a: white dwarf b. red giant c. protostar d. main-sequence star
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Explain what makes a passenger in a turning car slide toward the door. critical thinking
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Physics, 21.06.2019 22:30
A1200 kg car traveling north at 10 m/s is rear-ended by a 2000 kg truck traveling at 30 m/s. what is the total momentum before and after the collision?
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Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents
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A sample atom X has a half life of 7,000,000 years. If I you start with 840kg of atom x how much ato...
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