this was a reaction between aluminum and copper (ii) sulfate. trial  m(Al), g 0.250M CuSO4, mL m(Cu), g n(Al) n(Cu) ratio n(Cu)/n(Al) drops 6M HCl % yield  1 0.1 25 0.33       5   I need help to calculate: moles of aluminum (n(Al))  moles of copper (n(Cu)) the ratio of molex of copper

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