Chemistry Mole

How many molecules of sugar (C₆H₁₂O₆) are in a mole?

• 24 molecules

• 180 molecules

• 180 g

• 6.02 x 10²³ molecules

How many grams are in 1.2 x 10²⁴ molecules of CO? (molar mass of CO = 28 g/mol)

• 28.2 g

• 55.8 g

• 6.02 g

• 1.2 g

How many atoms of carbon are in 6.00 g of carbon?

• 1.20x10²⁴ atoms C

• 6.02x10²³ atoms C

• 3.01x10²³ atoms C

• 1.50x10²³ atoms C

What is the definition for Avogadro's number?

• number of grams per one mole of a substance

• whole number ratio that is a multiple of a chemical formula

• simplest, whole number ratio of a chemical formula

• 6.02 x 10^23 particles per one mole of a substance

Tags

NGSS.HS-PS1-7

The mass of 1 mole is known as

• A mole

• Molar mass

• Percent Composition

• Grams

If a dozen = 12, how much does a mole equal?

• 18 g

• 184 g

• 0.5 moles

• 0.86 moles

• 1 mole

• 1.5 moles

Tags

DOK Level 2: Skill/Concept

Which has more molecules?

• 1 mole H₂O

• 1 mole Al(OH)₃

• 1 mole NaCl

• They are all the same

Which has more molecules?

• mole H₂O

• mole Al(OH)₃

• mole NaCl

• They are all the same

Match the following

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

• Representative Particle

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

• Molar Volume

• 6.02 x 10²³

• Molar Mass

• An atom, molecule, or formula unit

• Avogadro's Number

• 0^oC and 1 atm

• STP