PART B You are provided with six solutions in labelled microcentrifuge tubes. A one litre volume of each solution was originally prepared using the information provided in Table 2 below. Calculate the final concentration (in mM to the nearest whole number) of each solution you have been given. Table 2 Molar mass Final concentration Tubel Solute Mass (g) dissolved in 1 litre of water solution (g/mol) number (mM) Urea 60.06 18.02 7 8 Sucrose 342.3 102.70 KCI MgCl2 MgCl2 MgCl2 11.18 14.28 9. 74.55 10 95.21 11 95.21 9.52 12 95.21 4.76
PART B You are provided with six solutions in labelled microcentrifuge tubes. A one litre volume of each solution was originally prepared using the information provided in Table 2 below. Calculate the final concentration (in mM to the nearest whole number) of each solution you have been given. Table 2 Molar mass Final concentration Tubel Solute Mass (g) dissolved in 1 litre of water solution (g/mol) number (mM) Urea 60.06 18.02 7 8 Sucrose 342.3 102.70 KCI MgCl2 MgCl2 MgCl2 11.18 14.28 9. 74.55 10 95.21 11 95.21 9.52 12 95.21 4.76
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter13: Solutions And Their Behavior
Section: Chapter Questions
Problem 9PS: Hydrochloric acid is sold as a concentrated aqueous solution. If the concentration of commercial HCl...
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