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

Author Question: At 20 C, a 2.72 mol L-1 aqueous solution of ammonium chloride has a density of What is the molality ... (Read 27 times)

sjones

  • Hero Member
  • *****
  • Posts: 520
on: Nov 18, 2019

Question 1

At 20 °C, an aqueous solution that is 24.0% by mass in ammonium chloride has a density of 1.0674 What is the molarity of ammonium chloride in the solution? The formula weight of NH4Cl is
◦ 4.79 mol L-1
◦ 0.0445 mol L-1
◦ 0.209 mol L-1
◦ 0.479 mol L-1
◦ 22.5 mol L-1

Question 2

At 20 °C, a 2.72 mol L-1 aqueous solution of ammonium chloride has a density of What is the molality of ammonium chloride in the solution? The formula weight of NH4Cl is
◦ 0.339 mol kg-1
◦ 13.6 mol kg-1
◦ 2.72 mol kg-1
◦ 2.95 mol kg-1
◦ 0.393 mol kg-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 sjones on Nov 18, 2019

chloejackso

  • Sr. Member
  • ****
  • Posts: 316
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


sjones

  • Member
  • Posts: 520
Reply 2 on: Nov 18, 2019
Great answer, keep it coming :)

patma1981

  • Member
  • Posts: 292
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Movement of fluids and solution tonicity Movement of fluids and solution tonicity
Harmonic Series Solution Harmonic Series Solution
Solve the solution set of the following system using Graphical Method. Solve the solution set of the following system using Graphical Method.
A solution of CsF in water has XCsF = 0.0700. What is the molality? A solution of CsF in water has XCsF = 0.0700. What is the molality?
The density of Pb(s) is 11.34 g/cm3. Pb(s) exists in the cubic-closest packed structure The density of Pb(s) is 11.34 g/cm3. Pb(s) exists in the cubic-closest packed structure
What is the density of 96 mL of a liquid that has a mass of 90.5 g? What is the density of 96 mL of a liquid that has a mass of 90.5 g?
Video: Cytotoxic T cell receptors, activation, proliferation, differentiation & action

For a complete list of videos, visit our video library