Reaction of an Iron nail in a copper sulfate solution.
An iron nail with the mass of 5.00 g was placed into the solution containing 3.25 g of iron (III) chloride and 4.80 g of copper sulfate.
The solution turned color from blue to green.
Once the reactions had gone to completion, the nail was picked out of the solution, dried and weighed.
What is its mass in grams now ?
The answer is 4.68.
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