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An aqueous solution has...
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An aqueous solution has a molality of (2.610x10^-1) m. The density of the solution is (1.4100x10^0) g/mL and the solute has a molar mass of (1.68x10^2) g/mol. What is the mole fraction of solute of this solution?
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An aqueous solution has a mass percent of solute of (2.630x10^1)%. The density of the solution is (1.41x10^0) g/mL and the solute has a molar mass of (1.7000x10^2) g/mol. What is the molality of solute of this solution?
1a. An aqueous solution has a Molarity of 1.632 M. The density of the solution is...
1a. An aqueous solution has a Molarity of 1.632 M. The density of the solution is (1.150x10^0) g/mL and the solute has a molar mass of (1.33x10^2) g/mol. What is the molality of this solution? 1b. An aqueous solution has a mass percent of solute of 18.4%. The density of the solution is (1.400x10^0) g/mL and the solute has a molar mass of (1.77x10^2) g/mol. What is the molality of this solution? 1c. An aqueous solution has a molality of...
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At an unknown temperature a solution made of (6.550x10^0) g of a non-volatile solute dissolved in 100.0 g of water has a vapor pressure of (5.21x10^1) mm Hg. What is the vapor pressure of pure water (in mm Hg) at this unknown temperature? The molar mass of the solute is (4.080x10^1) g/mol.
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When (8.8800x10^1) g of a non-electrolyte is dissolved in (5.84x10^2) g of a solvent (with Kb = 0.416°C/m) the boiling point of the solution is 1.50°C higher than the boiling point of the pure solvent. What is the molar mass (in g/mol) of the non- electrolyte solute?
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...
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AGº for the reaction 2 A(g) = 3 B(g) is -25.5 kJ/mol. What is the value of AG (in kJ/mol) at 298 K when the pressure of each gas is: A = (1.17x10^-5) atm and B = (5.5100x10^0) atm.
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
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A certain pure solvent freezes at 39.8°C and has a freezing point depression constant Kp = 0.777°C/m. What is the predicted freezing point in °C) of a solution made from this solvent that is (1.42x10^0) m in a non-electrolyte solute?
Please help is due in 30 mins, will rate, thank you! If AS univ = -(6.61x10^0)...
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If AS univ = -(6.61x10^0) J/mol K and ASsys = -(2.980x10^1) J/mol K, what is the value of ASsurr in J/mol K?
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An aqueous solution has a molality of (2.610x10^-1) m. The density of the solution is (1.4100x10^0) g/mL and the solute has a molar mass of (1.68x10^2) g/mol. What is the mole fraction of solute of this solution?
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An aqueous solution has a mass percent of solute of (2.630x10^1)%. The density of the solution is (1.41x10^0) g/mL and the solute has a molar mass of (1.7000x10^2) g/mol. What is the molality of solute of this solution?
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At an unknown temperature a solution made of (6.550x10^0) g of a non-volatile solute dissolved in 100.0 g of water has a vapor pressure of (5.21x10^1) mm Hg. What is the vapor pressure of pure water (in mm Hg) at this unknown temperature? The molar mass of the solute is (4.080x10^1) g/mol.
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When (8.8800x10^1) g of a non-electrolyte is dissolved in (5.84x10^2) g of a solvent (with Kb = 0.416°C/m) the boiling point of the solution is 1.50°C higher than the boiling point of the pure solvent. What is the molar mass (in g/mol) of the non- electrolyte solute?
9 Please help is due in 30 mins,
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AGº for the reaction 2 A(g) = 3 B(g) is -25.5 kJ/mol. What is the value of AG (in kJ/mol) at 298 K when the pressure of each gas is: A = (1.17x10^-5) atm and B = (5.5100x10^0) atm.
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
8. Please help is due in 30 mins,
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A certain pure solvent freezes at 39.8°C and has a freezing point depression constant Kp = 0.777°C/m. What is the predicted freezing point in °C) of a solution made from this solvent that is (1.42x10^0) m in a non-electrolyte solute?
Please help is due in 30 mins,
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If AS univ = -(6.61x10^0) J/mol K and ASsys = -(2.980x10^1) J/mol K, what is the value of ASsurr in J/mol K?
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