Aswimming-pool worker wants the pool's ph to be 7.2. she comes by to test the water and finds that the ph is 6.2. what should she do to correct this situation? a. do nothing. b. add water. c. add acid. d. add base

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution

Most metamorphosis processes take place

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon