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

Author Question: A 125.0 mL sample of an aqueous solution at 25 C contains 29.4 mg of an unknown nonelectrolyte ... (Read 828 times)

rl

  • Hero Member
  • *****
  • Posts: 579
on: Nov 18, 2019

Question 1

A 150.0 mL sample of an aqueous solution at 25 °C contains 15.2 mg of an unknown nonelectrolyte compound. If the solution has an osmotic pressure of 8.44 Torr, what is the molar mass of the unknown compound?
◦ 223 g mol-1
◦ 294 g mol-1
◦ 448 g mol-1
◦ 341 g mol-1
◦ 195 g mol-1

Question 2

A 125.0 mL sample of an aqueous solution at 25 °C contains 29.4 mg of an unknown nonelectrolyte compound. If the solution has an osmotic pressure of 24.4 mbar, what is the molar mass of the unknown compound?
◦ 311 g mol-1
◦ 281 g mol-1
◦ 98.6 g mol-1
◦ 116 g mol-1
◦ 239 g mol-1
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by rl on Nov 18, 2019

AISCAMPING

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Nov 18, 2019
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


jmurphy19

  • Newbie
  • *
  • Posts: 1
Reply #2 on: Jan 28, 2020
Thank You


Jessica Alibhai

  • Newbie
  • *
  • Posts: 1
Reply #3 on: Nov 1, 2020
thank you!


tttttfggggggg

  • Newbie
  • *
  • Posts: 1
Reply #4 on: Jan 26, 2021
Thank you


sarahhigdon

  • Newbie
  • *
  • Posts: 1
Reply #5 on: Feb 1, 2021
thank you


Jake Routledge

  • Newbie
  • *
  • Posts: 1
Reply #6 on: Dec 15, 2021
thank you


« previous next »
 

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Urinometer. In this procedure, a urine sample and urinometer are placed within a tube, and the liqui Urinometer. In this procedure, a urine sample and urinometer are placed within a tube, and the liqui
Finding an unknown side of a triangle Finding an unknown side of a triangle
Please provide me with a solution for part b. Please provide me with a solution for part b.
Sample Medicare identification card. Sample Medicare identification card.
Sample root cause analysis: Duplicate dose of a narcotic analgesic. Sample root cause analysis: Duplicate dose of a narcotic analgesic.
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: Pericarditis

For a complete list of videos, visit our video library