The mole intro

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 

What is Avogadro's Number? 

• 6.02 x 10²³
• - 6.02 10²³
• 6.02 x 10²²
• 6,020,000,000,000

Tags

NGSS.HS-PS1-7

How many atoms are in 1 mole of NaCl? 

• 6.02 x 10²³
• 58 
• 11
• 17

Tags

NGSS.HS-PS1-7

The mole is a...

• Unit to measure the amount of atoms in a substance

• Unit to measure distance

• Unit to measure time of atomic decay

• Unit used to measure the size of each atom in a substance

What is this number called?

• Avocado's Number

• Avogadro's Number

• Mendeleev's Number

• The mole

The mole can be used to measure (SELECT ALL CORRECT ANSWERS)

• The amount of atoms

• The amount of molecules or compounds in a substance

• The amount of particles

• The amount of fission or fusion decay over time

When comparing a mole of oxygen and a mole of sulfur, how many atoms does each have?

• oxygen has 16 grams of atoms

• sulfur has 32.06 grams of atoms

• both contains 6.02 x 10²³ atoms

• can be determined