Could someone please do this worksheet for me? I can’t figure it out.. and I’m giving a lot of points for it!!

What are the concentrations of hydroxide and hydronium ions in a solution with a ph of 10.2?

Why doesn't heat added to water make the tempature rise above 100c

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear