Chapter7: Solutions And Colloids
Section: Chapter Questions
Problem 7.107E
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Help me answer this 2 questions please and show your complete solution please thank you.
8. Suppose you will prepare a 1:1 by ass NaOH solution using 30g NaOH of 97% purity (density=2.13g/mL). . Using this stock solution, you are again to prepare 0.1 M using a 1-L volumetric flask. How much of the solution do you need to prepare such? Use 1g/ml as density of water.
9. A 1.37 M aqueous solution of citric acid (H3C6H5O7) has a density of 1.10g/cm^3. What is the mole fraction of the citric acid?
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