moles per litre

Find the (approximate) molar mass of HNO₃

• 18 g/mol

• 62 g/mol

• 63 g/mol

• 93 g/mol

Find the (approximate) molar mass of NaNO₃

• 18 g/mol

• 62 g/mol

• 63 g/mol

• 85 g/mol

Find the (approximate) molar mass of Ca(NO₃)₂

• 62 g/mol

• 102 g/mol

• 164 g/mol

• 204 g/mol

Find the (approximate) molar mass of lead(II) nitrate

• 331 g/mol

• 455 g/mol

• 538 g/mol

• 1076 g/mol

Determine the concentration in mol/L of a solution containing 1.5 mol of NaCl dissolved in 4 L of water.

• 0.375 mol/L

• 2.67 mol/L

• 0.455 mol/L

• 2.35 mol/L

How many moles of KI are present in 5 L of a 2 mol/L solution ?

• 5 mol

• 10 mol

• 2.5 mol

• 7 mol

What is the concentration in mol/L of a solution containing 150 g of NaNO₃ dissolved in 3.5 L of water?

• 1.99 mol/L

• 42.86 mol/L

• 0.85 mol/L

• 0.50 mol/L

What is the volume of a 2.5 mol/L solution containing 4 moles of LiCl?

• 1.6 L

• 1.3 L

• 2.1 L

• 1.8 L

How many moles of NaBr are present in 2,000 mL of a 3.5 mol/L solution?

• 7 mol

• 3.5 mol

• 6 mol

• 8.5 mol

How many liters would you need to make a 1 M solution if you have 6 mol of Sodium Hydroxide?

• 2 L

• 3 L

• 4 L

• 6 L