Question

how many moles of copper particles are there in 20 g of copper​

Answer 1

Answer:

The molar mass of copper is its atomic weight on the periodic table in g/mol and is 63.546g/mol.

You also need to know that one mole of copper contains 6.022×1023 atoms of copper.

With this information,you can solve this problem using dimensional analysis.

Answer 2

Answer:

10 copper moles per copper