Two Step Mole Conversions Challenge

Why is the mole considered the central unit in chemical calculations?

• It connects mass, volume, and particles.

• It is easier to measure than other units.

• It is the largest unit of measurement.

• It is used only for measuring volume.

What should you do first when solving a unit conversion problem?

• Use a calculator immediately.

• Identify the starting unit.

• Guess the final answer.

• Convert everything to liters.

If you are given a value in grams, what type of measurement are you dealing with?

• Volume

• Mass

• Particles

• Moles

In a T-chart, where should the starting value be placed?

• Bottom left

• Top left

• Top right

• Bottom right

What is the molar mass of lithium?

• 22.4 grams per mole

• 12.01 grams per mole

• 6.94 grams per mole

• 1.01 grams per mole

How many steps are required to convert grams to atoms?

• Three

• Four

• Two

• One

What is Avogadro's number?

• 6.02 x 10^23

• 3.01 x 10^24

• 2.24 x 10^23

• 1.00 x 10^22

What volume does one mole of gas occupy at STP?

• 6.94 liters

• 10 liters

• 22.4 liters

• 1.5 liters

When converting from volume to atoms, what is the first step?

• Convert volume to grams

• Convert moles to grams

• Convert atoms to moles

• Convert volume to moles

If you have 1.5 liters of a gas, how many atoms does it contain?

• 6.02 x 10^23

• 9.03 x 10^23

• 4.03 x 10^22

• 1.86 x 10^24