Copper(II) Nitrate Chemical Properties

The video tutorial explains how to determine the number of atoms in copper II nitrate (CuNO3). It begins by identifying the elements in the compound: copper, nitrogen, and oxygen. The tutorial then calculates the number of each type of atom, considering the subscripts and the multiplier from the parentheses. It sums up the total number of atoms in the compound and explains how to calculate the number of nitrogen atoms in one mole of copper II nitrate using Avogadro's number. The video concludes with closing remarks.

What is the chemical formula for copper(II) nitrate?

• CuNO3

• Cu(NO2)3

• Cu(NO3)2

• Cu2NO3

How many nitrogen atoms are present in one formula unit of copper(II) nitrate?

• 2

• 3

• 1

• 4

What is the total number of oxygen atoms in copper(II) nitrate?

• 6

• 3

• 5

• 4

How many total atoms are there in one formula unit of copper(II) nitrate?

• 10

• 7

• 8

• 9

What is the total number of atoms in copper(II) nitrate?

• 7

• 8

• 10

• 9

To find the number of nitrogen atoms in one mole of copper(II) nitrate, which constant is used?

• Boltzmann's constant

• Faraday's constant

• Planck's constant

• Avogadro's number

How many nitrogen atoms are there in one mole of copper(II) nitrate?

• 1 x Avogadro's number

• 4 x Avogadro's number

• 2 x Avogadro's number

• 3 x Avogadro's number