Determine the mass of copper deposited by 4.0 moles of electrons in the reaction represented by the equation below: Cu2(aq) + 2e- → Cu(s)
a
32
b
64
c
128
d
256
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victoriamurphy
9 years ago
from d eqn, 2moles of electrons produces 1mole of copper which is 64g nd so 4moles of electron wud produce 64*4/2 which is 128
