Mole Concept Practice

A mole is a counting unit equal to 6.02 x 1023 particles.

The number of particles in a mole is known as Avogadro’s number.

1 mole = Avogdro's number

all of the above

53

63.55g

126.9

6.02 x 10²³

A mole is a counting unit

Equal to 6.02 x 10²³ particles.

The concept of mole is similar to the concept of dozen

none of the above

mole H₂O

mole Al(OH)₃

mole NaCl

They are all the same

0.5 moles

0.86 moles

1 mole

1.5 moles

mole H₂O

mole Al(OH)₃

mole NaCl

They are all the same

$$6.02 \times 10^{23}$$ atoms

$$12.04 \times 10^{23}$$ atoms

$$3.01 \times 10^{23}$$ atoms

$$24.08 \times 10^{23}$$ atoms

The space occupied by 1 mole of a substance @ STP (22.4L)

An atom, molecule, or formula unit

0^oC and 1 atm

6.02 x 10²³

The mass of one mole of substance (g/mol)

$$1.81 \times 10^{24}$$ units

$$6.02 \times 10^{23}$$ units

$$18.06 \times 10^{23}$$ units

$$9.03 \times 10^{23}$$ units