The Mole and Conversions (HSC SSCE Chemistry): Quizzes

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The Mole and Conversions
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What is Avogadro's constant (NAN_A)?

6.022×10236.022 \times 10^{23} particles per mole

What mass of carbon-12 contains exactly one mole of atoms?

12 g

One mole of silver (RAM = 108) can be described as both 108 g of silver and what else?

6.022×10236.022 \times 10^{23} atoms of silver

What are the units for molar mass?

g mol−1^{-1}

What is the mass of one mole of oxygen molecules (O2_2)?

32 g

Which formula converts mass to moles?

n=mMMn = \frac{m}{MM}

Which formula converts moles to number of particles?

N=n×NAN = n \times N_A

To convert from mass to number of particles, which pathway must you follow?

Mass → Moles → Particles (two steps)

What is the mass of one mole of chlorine gas (Cl2_2 molecules)?

71 g

What is the accepted abbreviation for 'mole'?

mol

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