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

Author Question: Calculate the boiling point of a 4.5 m solution of Na2SO4 in water (assume 100% dissociation, Kb ... (Read 61 times)

Drewster127

  • Full Member
  • ***
  • Posts: 131
on: Nov 5, 2023

Question 1

Calculate the approximate freezing point of a solution made from 21.0 g NaCl and 1.00 × 102 g of H2O.  [Kf of water is 1.86°C/m.]
◦ –13.4°C
◦ –6.68°C
◦ –3.59°C
◦ 3.59°C
◦ 6.68°C

Question 2

Calculate the boiling point of a 4.5 m solution of Na2SO4 in water (assume 100% dissociation, Kb (H2O) = 0.52 °C/m)
◦ 93.0 °C
◦ 97.7 °C
◦ 102.3°C
◦ 104.7°C
◦ 107.0°C
Chemistry ¦ Chang, Goldsby ¦ 11th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Drewster127 on Nov 5, 2023

reactx

  • Full Member
  • ***
  • Posts: 162
Reply #1 on: Nov 5, 2023
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 35% of students answer this correctly


Drewster127

  • Member
  • Posts: 131
Reply 2 on: Nov 5, 2023
Gracias!

Liamb2179

  • Member
  • Posts: 365
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

The discovery of aquaporins, water channels made of a transmembrane protein. The discovery of aquaporins, water channels made of a transmembrane protein.
Amphipathic compounds in aqueous solution Amphipathic compounds in aqueous solution
This lithograph by Currier and Ives gives an erroneous impression of the “battle.” Major Robert Ande This lithograph by Currier and Ives gives an erroneous impression of the “battle.” Major Robert Ande
How to calculate regular payments or deposits using the annuity formula (Question 1) How to calculate regular payments or deposits using the annuity formula (Question 1)
Fat Soluble and Water Soluble Fat-soluble vitamins Fat Soluble and Water Soluble Fat-soluble vitamins
Regulation of Water Reabsorption by ADH Regulation of Water Reabsorption by ADH
Video: Simple Diffusion - Ion transport

For a complete list of videos, visit our video library