What is the pH of a solution prepared by mixing 30.00 mL of 0.10 MCH3CO2H with 30.00 mL of 0.050 MCH3CO2K? Assume that the volume of the solutions are additive and that Ka=1.8×10−5 for CH3CO2H.

According to the passage, which of these is true about gray water systems? a) gray water systems use plants that require less water. eliminate b) gray water systems require the use of less fossil fuels. c) gray water systems reduce the amount of fresh water used. d) gray water systems reduce the amount water used by shower heads.