Chemistry, 10.11.2020 17:30 MayFlowers
Thallium-208 has a half-life of 3.053 min. How long does it take for 120 g to decay to 7.50?
Answers: 2
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The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?
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Chemistry, 22.06.2019 17:00
In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added
Answers: 1
Thallium-208 has a half-life of 3.053 min. How long does it take for 120 g to decay to 7.50?...
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