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The boiling point of water is 100.0°C at 1 atmosphere. How many grams of potassium iodide (166.0 g/mol), must be dissolved in 242.0 grams of water to raise the boiling point by 0.500 °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 g potassium iodide Solvent Mass= Formula 1.86 1.99 5.12

The boiling point of water is 100.0°C at 1 atmosphere. How many grams of potassium iodide (166.0 g/mol), must be dissolved in 242.0 grams of water to raise the boiling point by 0.500 °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 g potassium iodide Solvent Mass= Formula 1.86 1.99 5.12

Chemistry
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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The boiling point of water is 100.0°C at 1 atmosphere. How many grams of potassium iodide (166.0 g/mol), must be dissolved in 242.0 grams of water to raise the boiling point by 0.500 °C? Refer to the table for the necessary boiling or freezing point constant. Kb(°C/m) Kƒ(°C/m) Solvent Formula Mass = H₂O CH3 CH₂OH Water 0.512 Ethanol 1.22 Chloroform CHCl3 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH2 CH3 2.02 g potassium iodide 1.86 1.99 5.12
Transcribed Image Text:The boiling point of water is 100.0°C at 1 atmosphere. How many grams of potassium iodide (166.0 g/mol), must be dissolved in 242.0 grams of water to raise the boiling point by 0.500 °C? Refer to the table for the necessary boiling or freezing point constant. Kb(°C/m) Kƒ(°C/m) Solvent Formula Mass = H₂O CH3 CH₂OH Water 0.512 Ethanol 1.22 Chloroform CHCl3 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH₂ OCH2 CH3 2.02 g potassium iodide 1.86 1.99 5.12
Expert Solution
Step 1: Determine the data given

The boiling point of water at 1 atmosphere = 100 degree straight C

Mass of water = 242.0 space grams

The change in boiling point = 0.500 degree straight C

We have to calculate the mass of the potassium iodide.

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