Sodium hydroxide is added to many swimming pools to neutralize excess acidity from hydrochloric acid (which is a solution of hydrogen chloride). if 0.02 moles of sodium hydroxide is added to a pool, how many grams of hydrogen chloride will be neutralized?

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

Chemistry worksheet - i am not sure what they are asking for exactly?