# Total charge in a copper coin

A copper coin has a mass of 3 g. What is the total charge of all the electrons in it ? Given that the atomic number of Cu is Z = 29 and the atomic mass is 63.5 g/mole.

Â© BrainMass Inc. brainmass.com February 24, 2021, 2:08 pm ad1c9bdddfhttps://brainmass.com/chemistry/stoichiometry/total-charge-copper-coin-3876

#### Solution Preview

Thus we have to calculate the total number of electrons in the coin. It is given that Z =29 which means that there are 29 electrons in a copper atom. Now the problem needs the total number of ...

#### Solution Summary

Total charge of all the electrons in a copper coin. The atomic mass of the copper in a coin is determined.

$2.19