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

Author Question: How many atoms of oxygen are contained in 47.6 g of Al2(CO3)3? The molar mass of Al2(CO3)3 is 233.99 ... (Read 24 times)

londonang

  • Hero Member
  • *****
  • Posts: 540
on: Aug 27, 2018
How many atoms of oxygen are contained in 47.6 g of Al2(CO3)3? The molar mass of Al2(CO3)3 is 233.99 g/mol.
 
  A) 1.23  1023 O atoms
  B) 2.96  1024 O atoms
  C) 2.87  1025 O atoms
  D) 1.10  1024 O atoms
  E) 3.19  1024 O atoms

Question 2

How many valence electrons does an atom of Ti possess?
 
  A) 2
  B) 4
  C) 6
  D) 8
  E) 0


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

adammoses97

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

B


londonang

  • Member
  • Posts: 540
Reply 2 on: Aug 27, 2018
Excellent

mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Mass Loss from a Supermassive Star Mass Loss from a Supermassive Star
Chemical equilibrium and the law of mass action. Chemical equilibrium and the law of mass action.
Testing an oxygen sensor using a DMM set on DC volts. With the engine operating in closed loop, ... Testing an oxygen sensor using a DMM set on DC volts. With the engine operating in closed loop, ...
Expanded view of Silicon-oxygen tetrahedron Expanded view of Silicon-oxygen tetrahedron
Tragic events of mass shootings. Tragic events of mass shootings.
For toluene (shown below), you would expect to see which m/z fragment in the mass spectrum? For toluene (shown below), you would expect to see which m/z fragment in the mass spectrum?
Video: Blood Flow through the Human Heart

For a complete list of videos, visit our video library