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5. What mass of bacta (FW: 192.095 g/mol), a nonelectrolyte, must be dissolved in 5000.0 g...
thats all I know 5. What mass of bacta (FW: 192.095 g/m ambori to give a solution with a freezing po of bacta (FW: 192.095 g/mol), a nonelectrolyte, must be dissolved in 5000.0 g of "give a solution with a freezing point of -1.50°C? What is that solution's boiling the normal boiling point of ambori is 84°C. The Krof ambori is 39.7°C/m and the Ko of ambori is 2.34°C/m. (10 points)
3a. Calculate the molar mass (in g/mol) of an unknown 1:1 electrolyte if 0.482 g dissolved in 223.1 mL of water at 74.75 °C has an osmotic pressure of 54.4 mmHg. R = 0.082058 L⋅atm⋅mol−1⋅K−1. 1.00 atm = 760 mmHg. Report your answer to THREE significant figures. 3b. Calculate the required mass of an unknown nonelectrolyte (ℳ = 131.5599 g/mol) dissolved in 140.1 g of solvent that gives a solution that boils at 36.04 °C. The boiling point of the...
Calculate the required mass of an unknown nonelectrolyte (ℳ = 168.0568 g/mol) dissolved in 133.9 g of solvent that gives a solution that boils at 60.35 °C. The boiling point of the pure solvent is 53.89 °C and its Kb value is 4.40 °C/m. Report your answer to TWO places past the decimal.
What mass of glycerin (C,H,Os), a nonelectrolyte, must be dissolved in 200.0 g water to give a solution with a freezing point of -2.20°C? (This problem requires values in your textbook's specific appendices, which you can access through the OWLv2 MindTap Reader. You should not use the OWLV2 References' Tables to answer this question as the values will not match.)
A solution is made by dissolving 0.745 mol of nonelectrolyte solute in 853 g of benzene. Calculate the freezing point and boiling point of the solution. The normal freezing point of benzene is 5.49 °C and the normal boiling point of benzene is 80.1 °C. Assuming 100% dissociation, calculate the freezing point and boiling point of 0.570 mol of AgNO3 in 1.00 kg of water.
A 22.9 % (by mass) solution of ferrocene (FW = 186.04 g/mol) dissolved in hexane (FW = 86.18 g/mol) has a density of 1.421 g/mL. What is the mole fraction (Χ) of ferrocene? Ferrocene is a non-electrolyte.
1.When a solution is made from 32.2 g of an unknown nonelectrolyte dissolved in 151 g of solvent, the solution boils at 83.44 °C. The boiling point of the pure solvent and its Kb are 79.31 °C and 4.47 °C/m, respectively. Calculate the molar mass of the unknown electrolyte in g/mol. 2. Calculate the molar mass (in g/mol) of an unknown nonelectrolyte if 0.898 g dissolved in 268.7 mL of water at 30.13 °C has an osmotic pressure of 68.1...
3a. Calculate the required mass of an unknown nonelectrolyte (ℳ = 125.7998 g/mol) dissolved in 129.7 g of solvent that gives a solution that freezes at 1.85 °C. The freezing point of the pure solvent is 4.44 °C and its Kf value is 1.87 °C/m. Report your answer to TWO places past the decimal. 3b. Calculate the molar mass (in g/mol) of an unknown nonelectrolyte if 0.613 g dissolved in 250.3 mL of water at 19.47 °C has an osmotic...
A 83.5 g sample of a nonelectrolyte is dissolved in 250.1 g of water. The solution is determined to have a boiling point of 102.3 °C. What is the molar mass of the compound? (Kb for water is 0.510 °C/m).
The molar mass of a nonelectrolyte is 58.0 g/mol. Compute the boiling point of a solution containing 16.9 g of this compound and 600.0 g of water. The barometric pressure during the experiment was such that the boiling point of pure water was 99.725 °C.