This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A solution that is 33.6 % by mass of phenol (C6H5OH) in water is prepared. What is the mole fraction ... (Read 111 times)

kckanistras

  • Full Member
  • ***
  • Posts: 133
on: Nov 5, 2023

Question 1

A solution that contains 55.0 g of ascorbic acid (Vitamin C) in 250. g of water freezes at –2.34°C.  Calculate the molar mass (in units of g/mol) of the solute.  Kf of water is 1.86°C/m.
◦ 1.26
◦ 10.9
◦ 43.6
◦ 175
◦ 277

Question 2

A solution that is 33.6 % by mass of phenol (C6H5OH) in water is prepared. What is the mole fraction of the phenol?
◦ 0.0969
◦ 0.0643
◦ 0.0883
◦ 0.0604
◦ 0.357
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by kckanistras on Nov 5, 2023

lola.jashay

  • Full Member
  • ***
  • Posts: 163
Reply #1 on: Nov 5, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


kckanistras

  • Member
  • Posts: 133
Reply 2 on: Nov 5, 2023
YES! Correct, THANKS for helping me on my review

recede

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Upward transport of water in xylem. Upward transport of water in xylem.
Electrospray mass spectrometry of a protein Electrospray mass spectrometry of a protein
Water on Mars! Water on Mars!
Water Helps Regulate Your Body Temperature Water Helps Regulate Your Body Temperature
Sodium has a strong reaction to water Sodium has a strong reaction to water
Solution to exponential problem Solution to exponential problem
Video: How to find out if a population is evolving?

For a complete list of videos, visit our video library