Chemistry, 13.01.2021 05:40, goblebrandon
Boron has an average atomic mass of 10.81. One isotope of boron has a mass of 10.012938 and a
relative abundance of 19.80 percent. The other isotope has a relative abundance of 80.20 percent. What is the mass of that isotope? Report to two decimal places.
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Answers: 1
Chemistry, 22.06.2019 09:00, lrasanaoaksandfurana
Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
Answers: 1
Boron has an average atomic mass of 10.81. One isotope of boron has a mass of 10.012938 and a
relat...
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