2.1 Which concentration unit is temperature dependent and which three concentration units are temperature independent? Explain....

 

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2.1 Which concentration unit is temperature dependent and which three concentration units are temperature independent? Explain. 2.2 Describe in words how you would make 1 M and 1 m solutions of sucrose (C12H24011) in water. Exercises 2.1 A solution is prepared by dissolving 25.00 g of acetic acid (CH3COOH) in 750.0 g of water. The density of the resulting solution is 1.105 g/mL a. What is the mass percent of acetic acid in the solution? b. What is the molarity of the solution? C. What is the molality of the solution? d. What is the mole fraction of acetic acid in the solution? Jespersen and Hyslop, 7th ed, Ch 12 Solutions & Colligative Properties 2.2 Given the following information, calculate the different concentrations for the following table. What are the M, m, and X concentration of a 1.05 % KCl solution with a density of M= 1.15 g/mL? Solute (KCI) Solvent (H2O) Solution 98-93 100 Mass (g) 1-05 Moles 0141 Reference MM 74.55 g/mol ,m= MM 18.015 g/mol d=1.15 g/mL Xsolute = 'tle) wal Datowel Solution Volume (L) ning prispall off cabelo nixa A inloggniliod a noites alpg gallioll stuces weldin et ta and blupila som me gandhelon tulor wal st mon som lliw does store louborgandan gaisen rum volgus izlom niales ilgid s of nouval noilu 2.3 Calculate the molarity (M) of a 1.0 m KCI with a density of 0.98 g/mL. Solute (KCI) Solvent (H2O) Solution Mass (g) Moles Reference MM= 74.55 g/mol MM 18.015 g/mol d=0.98 g/mL Solution Volume (L) 2.1 Which concentration unit is temperature dependent and which three concentration units are temperature independent? Explain. 2.2 Describe in words how you would make 1 M and 1 m solutions of sucrose (C12H24011) in water. Exercises 2.1 A solution is prepared by dissolving 25.00 g of acetic acid (CH3COOH) in 750.0 g of water. The density of the resulting solution is 1.105 g/mL a. What is the mass percent of acetic acid in the solution? b. What is the molarity of the solution? C. What is the molality of the solution? d. What is the mole fraction of acetic acid in the solution? Jespersen and Hyslop, 7th ed, Ch 12 Solutions & Colligative Properties 2.2 Given the following information, calculate the different concentrations for the following table. What are the M, m, and X concentration of a 1.05 % KCl solution with a density of M= 1.15 g/mL? Solute (KCI) Solvent (H2O) Solution 98-93 100 Mass (g) 1-05 Moles 0141 Reference MM 74.55 g/mol ,m= MM 18.015 g/mol d=1.15 g/mL Xsolute = 'tle) wal Datowel Solution Volume (L) ning prispall off cabelo nixa A inloggniliod a noites alpg gallioll stuces weldin et ta and blupila som me gandhelon tulor wal st mon som lliw does store louborgandan gaisen rum volgus izlom niales ilgid s of nouval noilu 2.3 Calculate the molarity (M) of a 1.0 m KCI with a density of 0.98 g/mL. Solute (KCI) Solvent (H2O) Solution Mass (g) Moles Reference MM= 74.55 g/mol MM 18.015 g/mol d=0.98 g/mL Solution Volume (L)

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