Molarity Review

Does Lithium Sulfide form a precipitate?

• No

• Yes

Does Calcium Hydroxide form a precipitate?

• Yes

• No

Identify the precipitate in the following reaction:

2AgNO₃ + NiSO₄ -> Ni(NO₃)₂ + Ag₂SO₄

• Ni(NO₃)₂

• AgSO₄

• AgNO₃

• NiSO₄

Why can you write (NR) or (No Reaction) for specific problems and skip balancing the equation?

• 1
• 3
• 2
• 6

• 1
• 2
• 3
• 6

Calculate the molar mass of Ba(C₂H₃O₂)₂

• 255.3 g/mol

• 237.3 g/mol

• 228.3 g/mol

• 196.3 g/mol

Calculate the molar mass of Nickel(II) Chloride

• 165.5 g/mol

• 129.6 g/mol

• 153.5 g/mol

• 212.5 g/mol

Calculate the molar mass for Aluminum Hydroxide

• 78.0 g/mol

• 44 g/mol

• 28 g/mol

• 61 g/mol

Calculate the molarity of 16 grams of Calcium Nitrate dissolved in 750 mL of water.