PDA

View Full Version : acids, bases, ph

chemistry123456
06-29-2009, 09:53 PM
16.5 mL of 1.50mol/L H2SO4 is added to 12.7 mL of 5.50mol/L NaOH. Calculate the concentration of hydroxide ions in the solution.

31.9 mL of 2.75mol/L HCl is added to 125 mL of 0.0500mol/L Mg(OH)2. Calculate that concentration of the ion that causes the solution to be acidic?
________
Ecigarette (http://vaporizer.org/)
TheMasterMind
07-12-2009, 01:07 PM
16.5 mL of 1.50mol/L H2SO4 is added to 12.7 mL of 5.50mol/L NaOH. Calculate the concentration of hydroxide ions in the solution.

31.9 mL of 2.75mol/L HCl is added to 125 mL of 0.0500mol/L Mg(OH)2. Calculate that concentration of the ion that causes the solution to be acidic? the first step here is writing a chemical equation for each question. show this step and i will provide further assistance if needed.