Changes in which measurement do not shift the equilibrium of a chemical system? 1)concentration
2)time
3)temperature
4pressure

It is 4.92 e-4 sorry if i am wrong

Answer(false);

Self-ionizes to form an equilibruium system in which [ h_{3} o^{+} ]=[ oh^{-} ]=10^{-7} m

Answerrestate the main idea,essay or thesis, summarize the three subpoints of your essay, leave the reader with an interesting final impression;