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

Author Question: A solution containing 292 g of Mg(NO3)2 per liter has a density of 1.108 g/mL. The molality of the ... (Read 55 times)

vicky

  • Hero Member
  • *****
  • Posts: 586
on: Mar 21, 2021

Question 1

A solution consisting of 0.250 mol of methylbenzene, C6H5CH3, in 249 g of nitrobenzene, C6H5NO2, freezes at –1.0°C. Pure nitrobenzene freezes at 6.0°C. What is the freezing-point depression constant of nitrobenzene?

◦ 4.1°C/m
◦ 3.5°C/m
◦ 28°C/m
◦ 7.0°C/m
◦ 14°C/m

Question 2

A solution containing 292 g of Mg(NO3)2 per liter has a density of 1.108 g/mL. The molality of the solution is:

◦ 2.00 m
◦ 2.41 m
◦ 1.77 m
◦ 6.39 m
◦ none of these are correct
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by vicky on Mar 21, 2021

dlook33

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Mar 21, 2021
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


vicky

  • Member
  • Posts: 586
Reply 2 on: Mar 21, 2021
Great answer, keep it coming :)

mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« 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?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

One Solution to the Nine-Dot Problem One Solution to the Nine-Dot Problem
Factors Affecting Saturation and Condensation: Effect of Solution Factors Affecting Saturation and Condensation: Effect of Solution
Hydration of ions in solution Hydration of ions in solution
Which of the following would have a density of 1.89 g/L at 7.0°C and 0.987 atm? Which of the following would have a density of 1.89 g/L at 7.0°C and 0.987 atm?
Which of the following is a solution? Which of the following is a solution?
A solution of CaCl2 with concentration of 5.5 M was diluted 10 times, 25 times and 3 times. ... A solution of CaCl2 with concentration of 5.5 M was diluted 10 times, 25 times and 3 times. ...
Video: Role of the respiratory system - effect of altered ventilation rates

For a complete list of videos, visit our video library