The Mole & Review #1

How many molecules of sugar (C₆H₁₂O₆) are in a mole?

• 24 molecules
• 180 molecules
• 180 g
• 6.02 x 10²³ molecules

How many steps are in a gram to mole conversion?

• 1
• 2
• 3
• 4

If an atom of Fluorine has an atomic mass of 19 amu, it has a Molar mass of ____

• 19 lbs

• 19 kg

• 19 amu

• 19 g/mol

What is the molar mass of table salt (NaCl)?

• 116.886 g/mol
• 35.453 g/mol
• 22.990 g/mol
• 58.443 g/mol

How many steps are in a gram to molecule conversion?

• 1
• 2
• 3
• 4

What is a PRECIPITATE?

• When it rains.
• When a solid forms after 2 liquids mix and react. 
• When a solid forms after steam is produced. 
• When a solid forms after a liquid freezes. 

The Law of Conservation of Mass states

• that matter exists in all states and reacts the same
• that matter can only be changed into new substances by introducing a catalyst
• that matter exists in the same state throughout any chemical change
• that matter cannot be created or destroyed and that the mass of the products must equal the mass of the reactants

How many Al atoms are in this compound?         4Al₂O₃

• 2
• 8
• 6
• 4

Which of the following will have a larger radius than Zinc?

• Gallium
• Aluminum
• Magnesium
• Strontium

Carbon tetrachloride has a ______ bond, and its formula is ______.

• covalent, CCl
• ionic, CCl₄
• covalent, CCl₄
• ionic, CCl