Which elements make up 95 percent (by weight) of the human body?
1 answer:
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Answer:
74.0 mL
Explanation:
In the equivalence point we have:
Where:
is the number of moles of the acid
is the number of moles of the base
Where M is the concentration and V is the volume
Hence the volume of the base is:
Therefore, is needed 74.0 mL of the potassium hydroxide solution to reach the equivalence point.
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