Chemistry, 10.12.2020 04:40 leximae7720
There are 3 naturally occurring isotopes of hydrogen and 2 naturally occurring isotopes of copper. True or false?
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Chemistry, 22.06.2019 08:00
What are the similarities of physical and chemical change ?
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Chemistry, 22.06.2019 16:30
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
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Chemistry, 22.06.2019 18:40
What is the binding energy of a nucleus that has a mass defect of 5.81*10-^29 kg a 5.23*10-^12 j b 3.15* 10^12 j c 1.57*10-3 j d 9.44*10^20 j
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Chemistry, 22.06.2019 22:00
What mass of glucose is produced when 54g of water react with carbon dioxide
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There are 3 naturally occurring isotopes of hydrogen and 2
naturally occurring isotopes of copper....
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