In the following acid-base reaction, H3O+ is the .
HCI(g) + H2O(l) +H30+ (aq) + Cl-(aq)
A acid
B conjugate acid
C conjugate base

Place the elements below in order of decreasing ionization energy. aluminum(al) chlorine(cl) magnesium (mg) sulfur(s)

Which of the following isotopes has the same number of neutrons as phosphorus-31?

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.