density of a sample of tin is 8 g/'ll when the actual density was 7.28 g/ml. what was the percentage error
1 answer:
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Answer:
Explanation:
Hello!
In this case for the solution you are given, we first use the mass to compute the moles of CuNO3:
Next, knowing that the molarity has units of moles over liters, we can solve for volume as follows:
By plugging in the moles and molarity, we obtain:
Which in mL is:
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