Chemistry
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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[References] Use the References to access important values if needed for this question. The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 14.09 grams of cobalt(II) iodide, Col, (312.7 g/mol), in 173.3 grams of water. Use the table of boiling and freezing point constants to answer the questions below. * Solvent Formula K (°C/m) Kf (°C/m) Water H20 0.512 1.86 Ethanol CH;CH2OH 1,22 1.99 Chloroform CHCI3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH,CH3 2,02 The molality of the solution is m. The freezing point of the solution is °C. Submit Answer Retry Entire Group 8 more group attempts remaining Previous Next Email Instructor Save and Exit Cengage Learning | Cengage Technical Support MacBook Air 80 888 DII F3 F4 F10 F12 & ) 4 5 6 8 delete R Y { } G H J V M > command option B
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Transcribed Image Text:[References] Use the References to access important values if needed for this question. The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 14.09 grams of cobalt(II) iodide, Col, (312.7 g/mol), in 173.3 grams of water. Use the table of boiling and freezing point constants to answer the questions below. * Solvent Formula K (°C/m) Kf (°C/m) Water H20 0.512 1.86 Ethanol CH;CH2OH 1,22 1.99 Chloroform CHCI3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH,CH3 2,02 The molality of the solution is m. The freezing point of the solution is °C. Submit Answer Retry Entire Group 8 more group attempts remaining Previous Next Email Instructor Save and Exit Cengage Learning | Cengage Technical Support MacBook Air 80 888 DII F3 F4 F10 F12 & ) 4 5 6 8 delete R Y { } G H J V M > command option B
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