Answer to Question #177859 in General Chemistry for lah

Question

1. What volume of 18 M sulfuric acid must be used to prepare 2.30 L of 0.145 M H2SO4?

2.A 0.750 M HBr solution with a volume of 45.0 mL is prepared by using 2.5 mL of HBr stock

solution. What is the molarity of the stock solution?

3.What volume of a 3.0 M stock solution of HNO3 is used to make 30.0 mL of a 1.0 M HNO3

solution?

4.What is the new molarity of a 25 mL HCl solution prepared by using 1.3 mL of 6.0 M HCl stock

solution?

Answer 1

1.19mL

2.0.76mol/L

3.62.5mL

4.0.9042M