A NaOH solution is prepared at 25%: a) Calculate its molar and mass concentrations (g/L). b) How many moles are contained in 500 mL of solution? c) Calculate the mass needed to prepare 250 mL of another solution at the same molar concentration.
A NaOH solution is prepared at 25%: a) Calculate its molar and mass concentrations (g/L). b) How many moles are contained in 500 mL of solution? c) Calculate the mass needed to prepare 250 mL of another solution at the same molar concentration.
World of Chemistry, 3rd edition
3rd Edition
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Chapter15: Solutions
Section: Chapter Questions
Problem 60A
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A NaOH solution is prepared at 25%:
a) Calculate its molar and mass concentrations (g/L).
b) How many moles are contained in 500 mL of solution?
c) Calculate the mass needed to prepare 250 mL of another solution at the same molar concentration.
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