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

Author Question: A saturated solution of ammonium sulfate, (NH4)2SO4, in water at 30 C contains 78.0 g (NH4)2SO4 per ... (Read 67 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
on: Jul 8, 2021

Question 1

A saline solution begins to freeze at -1.13 °C. Express the concentration of NaCl in this solution in mass %. Kf for water is 1.86 °C m-1.
◦ 3.48%
◦ 1.74%
◦ 0.870%
◦ 17.8%
◦ 8.90%

Question 2

A saturated solution of ammonium sulfate, (NH4)2SO4, in water at 30 °C contains 78.0 g (NH4)2SO4 per 100.0 g H2O. What is the molality of this solution?
◦ 0.780 m
◦ 1.69 m
◦ 0.590 m
◦ 0.0590 m
◦ 5.90 m
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Evvie72 on Jul 8, 2021

jamesnevil303

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 8, 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


Evvie72

  • Member
  • Posts: 519
Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)

amynguyen1221

  • Member
  • Posts: 355
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

The relationship between air temperature and two measures of water vapour saturation of air. The relationship between air temperature and two measures of water vapour saturation of air.
Irish Water Spaniel Irish Water Spaniel
Hand Washing Using Soap and Water Hand Washing Using Soap and Water
Water Mite Water Mite
Planet Earth compared to all its water and air! Planet Earth compared to all its water and air!
Lawn Fertilizer and Water Pollution Lawn Fertilizer and Water Pollution
Video: Embryonic development - Week 3

For a complete list of videos, visit our video library