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 830 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?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

Sample new patient registration form. Sample new patient registration form.
Sample prescriptions of antibiotics for dental infections. Sample prescriptions of antibiotics for dental infections.
Sample prescriptions of antibiotics for prophylaxis against infective endocarditis. Sample prescriptions of antibiotics for prophylaxis against infective endocarditis.
Integral Solution Integral Solution
What will be the resulting pH of the solution? What will be the resulting pH of the solution?
A solution is 2.25% by weight NaHCO3. How many grams of NaHCO3 are in 250.0 g of solution? A solution is 2.25% by weight NaHCO3. How many grams of NaHCO3 are in 250.0 g of solution?
Video: baroreceptors

For a complete list of videos, visit our video library