Molarity (MOLES PER LITER) Practice

Molarity (MOLES PER LITER) Practice

1. Sea water contains roughly 28.0 g of NaCl per liter. What is the molarity (moles per liter) of sodium chloride in sea water?

2. What is the molarity (moles per liter) of 245.0 g of H₂SO₄ dissolved in 1.00 L of solution?

3. What is the molarity (moles per liter) of 5.30 g of Na₂CO₃ dissolved in 400.0 mL solution?

4. What is the molarity (moles per liter) of 5.00 g of NaOH in 750.0 mL of solution?

5. How many moles of Na₂CO₃ are there in 10.0 L of 2.0 M soluton?

6. How many moles of Na₂CO₃ are in 10.0 mL of a 2.0 M solution?

7. How many moles of NaCl are contained in 100.0 mL of a 0.20 M solution?

8. What weight (in grams) of NaCl would be contained in problem 7?

9. What weight (in grams) of H₂SO₄ would be needed to make 750.0 mL of 2.00 M solution?

10. What volume (in mL) of 18.0 M H₂SO₄ is needed to contain 2.45 g H₂SO₄?

11. What volume (in mL) of 12.0 M HCl is needed to contain 3.00 moles of HCl?