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

Author Question: A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water at 100 C, with precautions ... (Read 15 times)

neverstopbelieb

  • Hero Member
  • *****
  • Posts: 534
on: Aug 27, 2018
A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water at 100 C, with precautions taken to avoid evaporation of any water. The solution is cooled to 30.0 C and a small amount of precipitate is observed. This solution is ________.
 
  A) hydrated
  B) placated
  C) saturated
  D) unsaturated
  E) supersaturated

Question 2

Which one of the following compounds contains the smallest percent oxygen by mass?
 
  A) CO2
  B) N2O4
  C) P4O10
  D) SO2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cpetit11

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

D


neverstopbelieb

  • Member
  • Posts: 534
Reply 2 on: Aug 27, 2018
:D TYSM

jojobee318

  • Member
  • Posts: 298
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Irish Water Spaniel Irish Water Spaniel
Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa
Sample prescriptions of drugs for oral fungal infections. Sample prescriptions of drugs for oral fungal infections.
Lakes and standing water Lakes and standing water
Sodium has a strong reaction to water Sodium has a strong reaction to water
Dissolved Components in Seawater Dissolved Components in Seawater
Video: Rena arc construction

For a complete list of videos, visit our video library