All About Moles and Mass

The Basics

100

The number 6.02 x10²³ is known as.

What is a mole?

200

This 4-letter word represents a chemical unit of measurement.

What is a mole?

300

This tool is used to find the atomic mass of any element.

What is the Periodic Table?

400

This is the top variable in the Formula Triangle.

What is mass?

500

True or False: A mole of marshmallows would cover the Earth  

What is true?

Mr​. Mastery

100

The M_r of Lithium Fluoride (LiF) where Li=7 and F=19.

What is 26?

200

The M_r of Carbon Monoxide (CO). 

What is 28?

300

The M_r of Carbon Dioxide (CO₂)

What is 44?

400

To calculate M_r, you must add together these numbers for every atom in the formula.

What are the mass numbers? 

500

The M_r of Sodium Chloride (NaCl)

What is 58?

Mole Math

100

To find moles, you divide Mass by this.

What is M_r?

200

The number of moles in 220g of CO₂ (M_r = 44).

What is 5?

300

The number of moles in 168g of CO (M_r = 28).

What is 6?

400

The number of moles in 234g of NaCl (M_r = 58.5)

What is 4?

500

If you have 26g of LiF (M_r = 26), you have this many moles.

What is 1?

Mass Matters

100

The unit of measurement we use for Mass in these equations.

What is grams?

200

In the formula triangle, you calculate Mass by multiplying Moles by this.

What is M_r?

300

The mass of 10 moles of CO₂ (M_r = 44).

What is 440g?

400

The mass of 2 moles of LiF (M_r = 26).

What is 52g?

500

The mass of 0.5 moles of CO (M_r = 28).

What is 14g?

Mystery Mix

100

M_r is short for this three-word term.

What is Relative Formula Mass?

200

The chemical formula for Sodium Chloride.

What is NaCl?

300

Solve for M_r: Mass = 100g, Moles = 2.

What is 50?

400

This is the M_r of O₂?

What is 32?

500

If you have 44g of CO₂, how many moles do you have?

What is 1?