Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter13: The Chemistry Of Solutes And Solutions
Section: Chapter Questions
Problem 127QRT
Related questions
Question
2
![A solution is made by mixing 23.0 grams pentane (CsH2), 12.0 grams octane (CH18), and 17.0 grams toluene
(CHg). What is the mole fraction of each component in this solution?
O 0.525 (pentane), 0.173 (octane), and 0.303 (toluene)
O 0.173 (pentane), 0.525 (octane), and 0.303 (toluene)
O 0.303 (pentane), 0.173 (octane), and 0.525 (toluene)
O 0.525 (pentane), 0.303 (octane), and 0.173 (toluene)
Question 10
1 pts
0.150 mole of NaCl is dissolved into 246 grams of pure water. What is the mole fraction of NaCl?
O 00107
O 0.0112
O 0.0109
O 0.0110](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe2cc1352-00a4-4d15-acbe-565db309ced7%2F10a20361-dcda-4fde-94e4-9403c6d02333%2Ftcw33ag_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A solution is made by mixing 23.0 grams pentane (CsH2), 12.0 grams octane (CH18), and 17.0 grams toluene
(CHg). What is the mole fraction of each component in this solution?
O 0.525 (pentane), 0.173 (octane), and 0.303 (toluene)
O 0.173 (pentane), 0.525 (octane), and 0.303 (toluene)
O 0.303 (pentane), 0.173 (octane), and 0.525 (toluene)
O 0.525 (pentane), 0.303 (octane), and 0.173 (toluene)
Question 10
1 pts
0.150 mole of NaCl is dissolved into 246 grams of pure water. What is the mole fraction of NaCl?
O 00107
O 0.0112
O 0.0109
O 0.0110
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