Chemistry, 10.11.2020 09:40, nikejose11
6) Copper used in electric wires comes in two flavors (isotopes): "Cu and Cu. "Cu has an
atomic mass of 62.9298 amu and an abundance of 69.09%. The other isotope,"Cu, has an
abundance of 30.91%. The average atomic mass between these two isotopes is 63.546 amu.
Calculate the actual atomic mass of "Cu.
Answers: 3
Chemistry, 22.06.2019 06:00, Kjswagout5052
In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit
Answers: 2
Chemistry, 22.06.2019 12:30, AnastasiaJauregui
Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
Answers: 1
6) Copper used in electric wires comes in two flavors (isotopes): "Cu and Cu. "Cu has an
atomic mas...
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