Aluminum Nitrate Composition and Properties

The video tutorial explains how to determine the number of atoms in aluminum nitrate (Al(NO3)3). It begins by identifying the elements present: aluminum, nitrogen, and oxygen. The tutorial then demonstrates how to calculate the number of each type of atom using subscripts and parentheses, resulting in a total of 13 atoms. Additionally, it covers how to find the number of nitrogen atoms in one mole of aluminum nitrate by multiplying by Avogadro's number. The video concludes with a brief thank you from Dr. B.

Which elements are present in aluminum nitrate?

• Aluminum, Nitrogen, Oxygen

• Nitrogen, Oxygen, Hydrogen

• Aluminum, Hydrogen, Oxygen

• Aluminum, Nitrogen, Hydrogen

How many nitrogen atoms are present in one formula unit of aluminum nitrate?

• One

• Two

• Three

• Four

What is the total number of oxygen atoms in aluminum nitrate?

• Twelve

• Nine

• Three

• Six

How many total atoms are there in one formula unit of aluminum nitrate?

• 13

• 12

• 11

• 10

What is the total number of atoms in aluminum nitrate?

• 10

• 13

• 11

• 12

To find the number of nitrogen atoms in one mole of aluminum nitrate, which constant is used?

• Faraday's constant

• Boltzmann's constant

• Avogadro's number

• Planck's constant

If asked to find the number of nitrogen atoms in one mole of aluminum nitrate, what should you multiply by Avogadro's number?

• The number of nitrogen atoms

• The number of oxygen atoms

• The number of aluminum atoms

• The total number of atoms