Reference no: EM133230083
1. What is the number of moles required to make 100 mL of a 3.0 M solution of CuSO4.
2. A 4.0 g sugar cube (sucrose: C12H22O11) is dissolved in a 350 ml teacup filled with hot water. What is the molarity of the sugar solution?
3. What is the molarity of the solution that results when 4.0 g of NaCl is dissolved in 30.0 ml of water.
4. How many grams of NaOH would you need to add to 0.35 liters of water to make a 1.50 M solution?
5. A chemist dissolves 98.4 g of FeSO4 in enough water to make 2.0 L of solution. What is the molarity of the solution?
6. Battery acid is generally 3M H2SO4. How many grams of H2SO4 are in 400 mL of this solution?
7. How would you make 1.50 L of a 1.62 M NaCl solution?
8. What is the molarity of the solution that results when 5.0 ml of CH3OH (methyl alcohol or methanol) is dissolved in 5.0 ml of water.
9. 45.0 g of Ca(NO3)2 was used to make a 1.3 M solution. What is the volume of the solution?
10. How would you prepare 100mL of a 1:100 NaCl solution?
11. If a reagent bottle contains 10g of NaCl dissolved in 1L of water, what would its concentration be expressed as a ratio? What would it be as a percentage?
12. How would you prepare 500ml of a 0.5% saline solution? Remember saline is really NaCl.
13. If a reagent bottle contains 50g of glucose dissolved in 1L of water, what would its concentration be expressed as a percentage?