Chemistry, 03.06.2021 22:30 jeffhuffle17
The mass number of an atom of an element is 55. The number of neutrons in it is 5 times greater than the atomic number. How many protons, neutrons and electrons are in this atom? What element does this atom represent?
Answers: 1
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An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
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The mass number of an atom of an element is 55. The number of neutrons in it is 5 times greater than...
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