29 January MCQs on Hydrogen Ion Concentration pH Scale and Buffer Solution Posted by ScientiaTutorials.in Categories CHEMISTRY MCQs MCQs on Hydrogen Ion Concentration pH Scale and Buffer Solution Range of pH scale is 7 to 10 0 to 10 0 to 14 7 to 14 Answer: (c) Level of pH found in antacid solution ≤ 6.5 ≥ 7.0 … Read More