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1. 1.00 * 10-3 of compound A was dissolved in enough water to make 1.00 mL of solution. The osmotic pressure of this solution was found to be 1.12 torr at 25oC. Calculate the molar mass.
6.01 * 10-5 g 1.66 * 104 g 1.66 g 6.01 g 5.12 g

2. How many grams of NaOH are contained in 250 mL of 0.500 M NaOH?
0.125 g 5 g 10 g 0.25 g 0.5 g

3. Molarity is measured in:
moles/L moles/mL mL/moles L/moles moles/volume

4. A student needs a 0.2 M solution of HCl. What volume of solution can be made using 0.50 g HCl?
0.069 mL 0.014 ml 14 mL 69 mL None of these

5. The scattering of light by particles is called:
chromatography colloidal suspension Tyndall effect separation colloidal suspension

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