kate00027 kate00027

24-03-2021
Chemistry

contestada

A coin is 3.00% Cu by mass. If the mass of the coin is 4.0561g, how many moles of Cu does it contain

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matinzandi196 matinzandi196

31-03-2021

Answer:

4.0561×0.03÷63.5= 0.001916 mol cu

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