Question
Asked Dec 23, 2019
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  • What is the molar concentration of K+ ions in a 0.015 M solution of potassium carbonate?
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Expert Answer

Step 1

The molar concentration of the substance can be described as the ratio of the moles of the substance to the volume of the solution in the liters.

Step 2

The equation for the dissociation of potassium carbonate is shown below:

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K,Co3(aq)→ 2K*(ag)+CO (aq)

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Step 3

In the above equation, one mole potassium carbonate is dissociated to form two moles of potassium ion and ...

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´0.015 mol K,CO3 2 mol K+ Molar concentration of Ktion = 1mol K,CO3 = 0.03 M Therefore, the molar concentration of potassium ion is 0.03 M.

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