Moles, Moles, Moles

Important Vocab

100

The scientist for whom the mole is named after

Who is Avogadro

200

unit for mass

What is grams

300

The number of "things" in a mole

What is 6.02 x 10²³

400

The number of grams per mole

What is molar mass

500

Atoms, molecules, and formula units are all a type of this

What are particles

Molar Mass

100

Carbon

What is 12 g/mol

200

FeO

What is 71.8 g/mol

300

MgSO₄

What is 120.4 g/mol

400

Ag₂CO₃

What is 275.8 g/mol

500

(NH₄)₃N

What is 68.1 g/mol

Mass-Mole Conversion

100

When converting from moles to grams you _______ by the molar mass

What is multiply

200

Number of grams in 88.1 moles of magnesium

What is 2140 grams

300

Number of grams in 4.5 moles of NaF

What is 190 grams

400

Number of moles in 68 grams of copper (II) hydroxide

What is 0.70 moles

500

Number of moles in 1.2 x 10³ of NH₃

What is 71 moles

Volume/Particle-Mole Conversion

100

When converting from particles to moles, you divide by this number

What is Avogadro's Number

200

Number of litres of any gas in one mole at STP

What is 22.7 L

300

Number of molecules in 23 moles of oxygen gas

What is 1.38 x 10²⁵ molecules

400

Number of litres in 0.96 moles of sulfur trioxide

What is 21.792 L

500

Number of moles in 89.6 L of neon

What is 3.95 moles

Two-step Conversions

100

If you start have 34g of NaOH and make into a 200mL solution, what is its concentration?

4.25 M

200

The mass of 18.0 L of CH₄

What is 12.7 grams

300

Mass of one atom of nickel

What is 1.0 x 10^-22 grams

400

Number of grams of 4.3 x 10²¹ molecules of UF₆

What is 2.5 grams

500

Number of molecules in 1.62 grams of calcium chloride

What is 8.8 x 10²¹ molecules