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The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of iron(III) bromide (295.6 g/mol), must be dissolved in 227.0 grams of water to reduce the freezing point by 0.300 °C? Refer to the table for the necessary boiling or freezing point constant. Kb (°C/m) Kf(°C/m) Water H₂O 0.512 Ethanol CH3 CH₂OH 1.22 Chloroform CHCl3 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH2 CH3 2.02 Solvent Mass= Formula g 1.86 1.99 5.12

The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of iron(III) bromide (295.6 g/mol), must be dissolved in 227.0 grams of water to reduce the freezing point by 0.300 °C? Refer to the table for the necessary boiling or freezing point constant. Kb (°C/m) Kf(°C/m) Water H₂O 0.512 Ethanol CH3 CH₂OH 1.22 Chloroform CHCl3 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH2 CH3 2.02 Solvent Mass= Formula g 1.86 1.99 5.12

Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter10: Solutions
Section: Chapter Questions
Problem 58QAP: The freezing point of a 0.21 m aqueous solution of H2SO4 is -0.796C. (a) What is i? (b) Is the...
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The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of iron(III) bromide (295.6 g/mol), must be dissolved in 227.0 grams of water to reduce the freezing point by 0.300 °C? Refer to the table for the necessary boiling or freezing point constant. Solvent Water Ethanol Formula H₂O 0.512 CH3 CH₂OH 1.22 Chloroform CHC13 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH2 CH3 2.02 Mass= K₁(°C/m) Kƒ(°C/m) g 1.86 1.99 5.12
Transcribed Image Text:The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of iron(III) bromide (295.6 g/mol), must be dissolved in 227.0 grams of water to reduce the freezing point by 0.300 °C? Refer to the table for the necessary boiling or freezing point constant. Solvent Water Ethanol Formula H₂O 0.512 CH3 CH₂OH 1.22 Chloroform CHC13 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH2 CH3 2.02 Mass= K₁(°C/m) Kƒ(°C/m) g 1.86 1.99 5.12
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