{{asɛmtiNe Ɔkyerɛwfo}} | Nhomakorabea | Nneɛma a ɛma wotumi yɛ ade

3

What is a mole? Select all that apply.

a word that chemists use to categorize chemical reactions

6.022 x 10²³

a number that represents a very LARGE number

word that means a number

a number that represents a very SMALL number

2

What is Avagadro's number?

60.22 x 10²³

6.220 x 10²³

6.022 x 10²²

6.022 x 10²³

2

Calculate the mass of an 12.6 mole sample of iron.

7.59 X 10²⁴ g Fe

225 g Fe

0.225 g Fe

705.6 g Fe

4

Calculate the total mass of 2.30 x 10²⁴ molecules of Fe₂O₃.

4

How many moles are in 3.6 g of NaOH?

2

Calculate the mass of 0.85 moles of sodium bicarbonate, NaHCO₃.

0.01 g NaHCO₃

5.12 x 10²³ g NaHCO₃

71.4 g NaHNO₃

1.41 x 10^-25 g NaHCO₃

Copy of Mole Conversions Quiz - #2 (5/28/2026)

Calculate the total mass of 2.30 x 10²⁴ molecules of Fe₂O₃.

Copy of Mole Conversions Quiz - #2 (5/28/2026)

What is a mole? Select all that apply.

What is Avagadro's number?

Calculate the mass of an 12.6 mole sample of iron.

Calculate the total mass of 2.30 x 10²⁴ molecules of Fe₂O₃.

How many moles are in 3.6 g of NaOH?

Calculate the mass of 0.85 moles of sodium bicarbonate, NaHCO₃.

What is a mole? Select all that apply.

What is Avagadro's number?

Calculate the mass of an 12.6 mole sample of iron.

How many moles are in 3.6 g of NaOH?

Calculate the mass of 0.85 moles of sodium bicarbonate, NaHCO₃.

Copy of Mole Conversions Quiz - #2 (5/28/2026)

Calculate the total mass of 2.30 x 1024 molecules of Fe2O3.

Copy of Mole Conversions Quiz - #2 (5/28/2026)

What is a mole? Select all that apply.

What is Avagadro's number?

Calculate the mass of an 12.6 mole sample of iron.

Calculate the total mass of 2.30 x 1024 molecules of Fe2O3.

How many moles are in 3.6 g of NaOH?

Calculate the mass of 0.85 moles of sodium bicarbonate, NaHCO3.

What is a mole? Select all that apply.

What is Avagadro's number?

Calculate the mass of an 12.6 mole sample of iron.

How many moles are in 3.6 g of NaOH?

Calculate the mass of 0.85 moles of sodium bicarbonate, NaHCO3.

Calculate the total mass of 2.30 x 10²⁴ molecules of Fe₂O₃.

Calculate the total mass of 2.30 x 10²⁴ molecules of Fe₂O₃.

Calculate the mass of 0.85 moles of sodium bicarbonate, NaHCO₃.

Calculate the mass of 0.85 moles of sodium bicarbonate, NaHCO₃.