An aqueous solution has a mole fraction of solute of 0.0385. What is the molality of...
An aqueous solution has a mole fraction of solute of 0.0385. What is the molality of this solution?
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An aqueous solution has a mole fraction of solute of 0.0385.
What is the molality of...
An aqueous solution has a mole fraction of solute of 0.0385. What is the molality of this solution? (I know the answer i...
An aqueous solution has a mole fraction of solute of 0.0385. What is the molality of this solution? (I know the answer is 2.222 m I just need help with the steps to get there)
What is the mole fraction, X, of solute and the molality, m (or b), for an...
What is the mole fraction, X, of solute and the molality, m (or b), for an aqueous solution that is 18.0% NaOH by mass? X = .066 Incorrect m = 3.96 m Incorrect
The molality of calcium chloride (CaCl2) in an aqueous solution is 3.37 m. What is mole...
The molality of calcium chloride (CaCl2) in an aqueous solution is 3.37 m. What is mole fraction of the solute? Keep 3 significant figures in your answer.
The molality of calcium chloride (CaCl2) in an aqueous solution is 4.33 m. What is mole...
The molality of calcium chloride (CaCl2) in an aqueous solution is 4.33 m. What is mole fraction of the solute? Keep 3 significant figures in your answer.
Calculate the molality, molarity, and mole fraction of FeCl3 in a 21.6 mass % aqueous solution...
Calculate the molality, molarity, and mole fraction of FeCl3 in a 21.6 mass % aqueous solution (d = 1.280 g/mL). molality _______ m molarity _______M mole fraction ________
An aqueous solution has a mole fraction of solute of (3.660x10^-2). The density of the solution...
An aqueous solution has a mole fraction of solute of (3.660x10^-2). The density of the solution is (1.20x10^0) g/mL and the solute has a molar mass of (8.3800x10^1) g/mol. What is the Molarity of solute of this solution? Enter your answer in scientific notation with 3 sig figs. Do not include any units in your answer. Do not round any intermediate calculations. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 Answer
4a Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction...
4a Calculate the molarity of an aqueous solution of sodium perchlorate with a solute mole fraction of 0.081 and a density, ρ = 1.078 g/mL. Report your answer to THREE significant figures. 4b Calculate the molarity of a 41.2% by mass aqueous solution of copper (I) sulfate with a density, ρ = 1.177 g/mL. Report your answer to THREE significant figures. 4c Calculate the mole fraction of the solute of a 4.211 m aqueous solution of cadmium (II) bromide with...
7. What is the mole fraction of urea, CH4N2O, in an aqueous solution that is 46% urea by mass? 8. What volume of a...
7. What is the mole fraction of urea, CH4N2O, in an aqueous solution that is 46% urea by mass? 8. What volume of a 0.850 M solution of CaCl2 contains 1.28 g of solute? 9. The volume of a 27.0% (by mass) solution is 162.9 mL. The density of the solution is 1.128 g/mL. What is the mass of solute in this solution? 10. Concentrated sodium hydroxide is 19.4 M and has a density of 1.54 g/mL. What is the...
How do you find the mass percent, mole fraction, and the molality for these two problems?...
How do you find the mass percent, mole fraction, and the
molality for these two problems?
P1. (Sec. 11.1) A solution is prepared by dissolving 113 grams of acetone (C3H6O) in 662 grams of water. With this information, calculate the solution's mass percent % of the solute, mole fraction of the solute, and the solutions molality. a) b) c) d) e) Mass Percent: 88.7%; Mole Fraction (Solute): 0.9068; & Molality: 5.70 mol/kg Mass Percent: 11.3%; Mole Fraction (Solute): 0.0932; &...
1e. An aqueous solution has a mole fraction of solute of (4.73x10^-2). The density of the...
1e. An aqueous solution has a mole fraction of solute of (4.73x10^-2). The density of the solution is (1.1400x10^0) g/mL and the solute has a molar mass of (8.020x10^1) g/mol. What is the Molarity of solute of this solution? 1f. At an unknown temperature a solution made of (7.740x10^0) g of a non-volatile solute dissolved in 100.0 g of water has a vapor pressure of (5.51x10^1) mm Hg. What is the vapor pressure of pure water (in mm Hg) at...
What is the mole fraction, X, of solute and the molality, m (or b), for an aqueous solution that is 18.0% NaOH by mass? X = .066 Incorrect m = 3.96 m Incorrect
An aqueous solution has a mole fraction of solute of (3.660x10^-2). The density of the solution is (1.20x10^0) g/mL and the solute has a molar mass of (8.3800x10^1) g/mol. What is the Molarity of solute of this solution? Enter your answer in scientific notation with 3 sig figs. Do not include any units in your answer. Do not round any intermediate calculations. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 Answer
7. What is the mole fraction of urea, CH4N2O, in an aqueous solution that is 46% urea by mass? 8. What volume of a 0.850 M solution of CaCl2 contains 1.28 g of solute? 9. The volume of a 27.0% (by mass) solution is 162.9 mL. The density of the solution is 1.128 g/mL. What is the mass of solute in this solution? 10. Concentrated sodium hydroxide is 19.4 M and has a density of 1.54 g/mL. What is the...
How do you find the mass percent, mole fraction, and the
molality for these two problems?
P1. (Sec. 11.1) A solution is prepared by dissolving 113 grams of acetone (C3H6O) in 662 grams of water. With this information, calculate the solution's mass percent % of the solute, mole fraction of the solute, and the solutions molality. a) b) c) d) e) Mass Percent: 88.7%; Mole Fraction (Solute): 0.9068; & Molality: 5.70 mol/kg Mass Percent: 11.3%; Mole Fraction (Solute): 0.0932; &...
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