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

Author Question: When 20.0 grams of an unknown compound are dissolved in 500. grams of benzene, the freezing point of ... (Read 68 times)

trevg

  • Full Member
  • ***
  • Posts: 160
on: Nov 5, 2023

Question 1

What is the percent by mass of sodium phosphate in a 0.142 M Na3PO4(aq) solution that has a density of 1.015 g/mL?


Question 2

When 20.0 grams of an unknown compound are dissolved in 500. grams of benzene, the  freezing point of the resulting solution is 3.77°C.  The freezing point of pure benzene is 5.444°C, and the Kf for benzene is 5.12°C/m. What is the molar mass of the unknown compound?
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 trevg on Nov 5, 2023

bball_babe_123

  • Full Member
  • ***
  • Posts: 178
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 39% of students answer this correctly


trevg

  • Member
  • Posts: 160
Reply 2 on: Nov 5, 2023
Wow, this really help

komodo7

  • Member
  • Posts: 322
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Male tule elk in Point Reyes Male tule elk in Point Reyes
Architect unknown, Mansion at Parlange Plantation, New Roads, Louisiana. Architect unknown, Mansion at Parlange Plantation, New Roads, Louisiana.
Three-point gait. Three-point gait.
The Method for Determining the Two-Point Discrimination Threshold The Method for Determining the Two-Point Discrimination Threshold
Compound Angle Formulas Compound Angle Formulas
The Cs-131 nuclide has a half-life of 30. years. After 139 years, about 3.0 grams remain. The ... The Cs-131 nuclide has a half-life of 30. years. After 139 years, about 3.0 grams remain. The ...
Video: Alternative Energy Sources

For a complete list of videos, visit our video library