Mole Gram 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

Tags

NGSS.HS-PS1-7

If an atom of Fluorine has an atomic mass of 19 amu, it has a Molar mass of ____

• 19 lbs.

• 19 kg

• How am I supposed to know?

• 19 g/mol

What are the units for molar mass?

• grams

• amu

• grams/mole

• liters

Tags

NGSS.HS-PS1-7

What is the mass of one mole of silver?

• 32.06 g

• 107.87 g

• 14.01 g

• 22.99 g

Tags

NGSS.HS-PS1-1

48.86 g of cobalt is equal to how many moles of cobalt?

• 1319 moles

• 1.8 moles

• 0.829 moles

• 1.2 moles

Tags

NGSS.HS-PS1-7

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

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

• 3

• 2

• 1

• 4

Tags

NGSS.HS-PS1-7

How many moles are in 20 grams of Ca (Calcium)?

• 0.5

• 1

• 3

• 20

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

Which conversion factor should be used to solve the following, "How many moles in 28 grams of CO₂?"

• 1 mol = 22.4 L

• 1 mol = 44.0 g

• 1 mol = 6.02x10²³ atoms

• more than one

Tags

NGSS.HS-PS1-7