A solution has a hydronium or hydrogen ion concentration of 3.16×10^-8M. What is the ph of the solution?

When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two

What is the chemical name of the compound ti2o3? use the list of polyatomic ions and the periodic table to you answer.

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.