Understanding the Mole

What is the primary use of a mole in scientific measurements?

• To measure the amount of substance

• To measure distance

• To measure temperature

• To measure time

How many units are there in one mole of a substance?

• 12

• 6.022 x 10^23

• 100

• 1,000,000

Why was the mole unit invented?

• To measure the speed of light

• To bridge the gap between small and large numerical values

• To calculate the weight of planets

• To measure the volume of liquids

What is the molar mass of one mole of carbon-12?

• 24 grams

• 12 grams

• 6 grams

• 18 grams

Who is Avogadro's number named after?

• Albert Einstein

• Isaac Newton

• Amedeo Avogadro

• Marie Curie