Solutions Quizizz

What is the molarity of a solution that contains 16.89g of sodium carbonate in 5609.0 mL of solution?

• 5.6090

• .02841

• .1593

• 106.01

When 5950.0ml of a 4.50M scandium chloride solution reacts with lead (II)nitrate, how many grams of precipitate would be produced?

• 26.8

• 5.9500

• 278.10

• 11200

Calculate the mass of KBr that must be added to 950.0 g of water to reduce the vapor pressure by 7.60 torr of 50 degrees C (vapor pressure of water at 50 degrees C is 92.5 torr)

• 560

• 52.72

• .918

• 4.32

What is the new freezing point of a solution of 54.56g of naphthol C10H8O, dissolved in 192.00ml of benzene at 20 degrees C. The density of benzene at 20 degrees Cis 0.876 g/ml Kf for benzene is 5.12 degrees C/m. Benzene's normal freezing point is 5.53 degrees C.

• -168

• -2.25

• -5.97

• -11.5

Calculate the molar mass of an electrolyte that lowers the freezing point of 525.00g of water to -3.90 degrees C when 14.27g of the substance is dissolved in the water.

• 13.0

• 2.10

• 1.10

• 14.27

What is the osmotic pressure, in psi, of a 4.650L solution made with 246.5g of sodium nitride at 25.0 degrees C?

• 2.966

• 15.61

• .6379

• 229.4