Mole to Atoms Conversions

What is the mass of 4.98 x 10²⁴ atoms of Zn?

• 541 g

• 8.27 g

• .122 g

• 4.59 x 10⁴⁶ g

How many molecules are in 9.44 moles of AlCl₃?

• 5.68 molec AlCl₃

• 5.68x10²⁴ molec AlCl₃

• 0.705 molec AlCl₃

• 1.25x10²³ molec AlCl₃

What is the mole used for?

• To measure the amount of grams in a substance

• To measure the amount of atoms or molecules in a substance

• To measure the amount of energy in a substance

• To measure the amount of bonding in a substance

Tags

NGSS.HS-PS1-5

How many moles are in 32 grams of Oxygen (O)?

• 3

• 2

• 1

• 4

Tags

NGSS.HS-PS1-7

The mole can be used to measure (SELECT ALL CORRECT ANSWERS)

• The amount of atoms

• The amount of molecules or compounds in a substance

• The amount of particles

• The amount of fission or fusion decay over time

Tags

NGSS.HS-PS1-7

Which represents the greatest mass of sulfur?

• 1 gram of sulfur

• 1 molecule of sulfur

• 0.5 mole of sulfur

• 6.02 x 10²³ atoms of sulfur

When comparing a mole of oxygen and a mole of sulfur, how many atoms does each have?

• oxygen has 16 grams of atoms

• sulfur has 32.06 grams of atoms

• both contains 6.02 x 10²³ atoms

• can be determined

What is the mole used for? 

• To measure the amount of grams in a substance

• To measure the amount of atoms or molecules in a substance

• To measure the amount of energy in a substance

• To measure the amount of bonding in a substance 

Tags

NGSS.HS-PS1-7

How many atoms of iodine are in a mole of iodine?

• 53

• 63.55g

• 126.9

• 6.02 x 10²³

How many atoms are in 2 moles of carbon?

• 1.20 x 10^24 atoms

• 6.02 x 10^23 atoms

• 3.01 x 10^23 atoms

• 2.00 x 10^24 atoms