The volume, in Liters, that would be required to obtain 0.500 moles of Br ions from 1.40 M FeBr2 will be 0.36 L
Recall that:
Molarity = mole/volume
In this case, molarity = 1.40 M and moles = 0.500 moles
Thus:
Volume = mole/molarity = 0.500/1.40 = 0.36 L
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