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Copper has an atomic number of 29. that means that there are 29 protons in the nucleus of each copper atom. That's what the atomic number is; the number of protons in an atom of a certain element.If one
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Copper has an atomic number of 29. that means that there are 29 protons in the nucleus of each copper atom. That's what the atomic number is; the number of protons in an atom of a certain element.If one copper atom contains 29 protons, how many copper atoms could you make out of 174 protons?

User Arel Guatno
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The answer is 6....... 174÷29=6
User Milad Yarmohammadi
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