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100cm³of a solution of potassium hydroxide contains 0.56g of the dissolved solute. What is the molar concentration of this solution?
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100cm³of a solution of potassium hydroxide contains 0.56g of the dissolved solute. What is the molar concentration of this solution?

User Axel Podehl
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1 Answer

14 votes

Answer:

[KOH] = 0.10M in KOH

Step-by-step explanation:

Molar Concentration [M] = moles solute/volume solution in liters

moles KOH = 0.56g/56g/mole = 0.01mole

Volume of solution = 100cm³ = 100ml = 0.10 liter

[KOH] = 0.01 mole KOH / 0.10 liter solution = 0.10M in KOH

User Oshri
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