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Chemistry, 22.06.2019 08:30
The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true
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Chemistry, 22.06.2019 12:40
Quiz1. which physical state of nitrogen has the highest entropy? a solid© b gasoc liquid
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Chemistry, 23.06.2019 01:30
Which is an example of a highly unstable isotope that is often used in fission reactions?
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At a temperature of -33 degree Celsius, a sample of gas exerts a pressure of 53.3 kPa. At what tempe...
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