1. What is the molarity of a solution in which 0.45 grams of sodium nitrate are dissolved in 265 mL of solution (0.020 M) 2. What will the volume of a 0.50 M solution be if it contains 25 grams of calcium hydroxide? (680 ml) 3. How many grams of ammonia are present in 5.0 L of a 0.050 M solution? (4 3 grams) 4. How many grams of beryllium chloride are needed to make 125 mL of a 0.0500 M solution? (0.500 grams) 5. If 25.0 mL of water is added to 125 mL of a 0.15 M NaOH solution, what will the concentration of the diluted solution be? (0.125 M) 6. If 100.0 mL of water is added to a sample of 0.150 M NaOH solution until the final volume is 150.0 mL, what will the molarity of the diluted solution be? (0.0500 M) 7. How much 0.0500 M HCl solution can be made by diluting 250.0 mL of 10.0 M HCI? (50.0L) 8. If a scientist has 345 mL of a 1.5 M NaCl solution and she boils the water until the volume of the solution is 250 mL, what will the final concentration of the solution be? (2.07 M) 9. How much water would I need to add to 500. mL of a 2.40 M KCl solution to make a 1.00 M solution? (700 mL) 10. A clear solution is made from 1.5 L of 0.40 M MgCl2 and 0.50 L of water. Calculate the resultant concentration of chloride ion. (0.60 M)