What is the value of [H3O+] in a solution with pH = 7.5?

How many mL of 0.100 M NaOH are needed to neutralize 24.0 mL of 0.150 M HCl?

 What is the % (w/v) concentration of a solution containing 25.0 g of solute in 750. mL of solution?

Chlorine gas is widely used to purify municipal water supplies and to treat swimming pool waters. Suppose that the volume of a particular sample of Cl2 is 718 mL at 675 mmHg and 321K, at what temperature will the volume be 2000 mL if the pressure is 1193 mmHg?

How many mL of 0.100 M NaOH are needed to neutralize 24.0 mL of 0.150 M HCl?

 What is the % (w/v) concentration of a solution containing 25.0 g of solute in 750. mL of solution?

Chlorine gas is widely used to purify municipal water supplies and to treat swimming pool waters. Suppose that the volume of a particular sample of Cl2 is 718 mL at 675 mmHg and 321K, at what temperature will the volume be 2000 mL if the pressure is 1193 mmHg?

A balloon filled with 2.5 L of air at 1.00 atm is submerged in the water to a depth that produces a pressure of 3.5 atm. What is the volume of the balloon at this depth?

What is the pH of a 7.5 x 10-9 M solution of NaOH?

A 524 mL sample of gas is initially at a pressure of 765 mmHg and a temperature of 305K. If this gas is compressed to a volume of 424 mL and the temperature increases to 335 K, what is the new pressure in mmHg?