dsethardin56 dsethardin56

29-01-2024
Chemistry

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Homework questions must demonstrate some effort to understand the underlying concepts. For help asking a good homework question, see: How do I ask homework questions on Chemistry Stack Exchange?
Closed 3 years ago.
Complete the sentences below by doing the mole calculations:
i)In 20 mol of copper(II) phosphate, there are mol of copper ions and mol of oxygen atoms.
ii)A sample that contains 1.8×1023 atoms of lead has a mass of g.
iii)A gold crown that contains 7.95×1022 atoms of gold hasmol.
These questions are from TopHat, if anyone can help me that would be awesome.

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