Problem: A 500.-mL solution consists of 0.050 mol of solid NaOH and 0.13 mol of hypochlorous acid (HClO; Ka = 3.0 × 10−8) dissolved in water.(a) Aside from water, what is the concentration of each species that is present?

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Molarity(M)=moles of soluteLiters of solution


Molarity of NaOH: 


[NaOH]=moles of NaOHLiters of solution[NaOH]=0.050 mol NaOH500 mL×10-3L1 mL


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Problem Details

A 500.-mL solution consists of 0.050 mol of solid NaOH and 0.13 mol of hypochlorous acid (HClO; Ka = 3.0 × 10−8) dissolved in water.

(a) Aside from water, what is the concentration of each species that is present?

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Based on our data, we think this problem is relevant for Professor Li & Thompson's class at PURDUE.

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Our data indicates that this problem or a close variation was asked in Chemistry: The Molecular Nature of Matter and Change - Silberberg 8th Edition. You can also practice Chemistry: The Molecular Nature of Matter and Change - Silberberg 8th Edition practice problems.