1. A scale for measuring hydrogen ion concentration in a solution is called [ ] a) Pauling scale b) pH scale c) Mulliken scale d) All2. Identify the pH of a solution that turns blue litmus to red [ ]a) 8 b) 4 c) 9 d) 103. The strength of acid or base depends on the concentration of [ ]a) H3O+ b) OH–c) Both a and b d) None4. Which calcium compound does not increase the pH of acidic solids ? [ ]a) Calcium carbonate b) Calcium hydroxide c) Calcium oxide d) Calcium sulphate5. Who devised pH scale ? [ ]a) Sorensen b) Bohr c) Sommerfeld d) Arrhenius

1. A scale for measuring hydrogen ion concentration in a solution is c

1.	1. A scale for measuring hydrogen ion concentration in a solution is called [ ] a) Pauling scale b) pH scale c) Mulliken scale d) All2. Identify the pH of a solution that turns blue litmus to red [ ]a) 8 b) 4 c) 9 d) 103. The strength of acid or base depends on the concentration of [ ]a) H3O+ b) OH–c) Both a and b d) None4. Which calcium compound does not increase the pH of acidic solids ? [ ]a) Calcium carbonate b) Calcium hydroxide c) Calcium oxide d) Calcium sulphate5. Who devised pH scale ? [ ]a) Sorensen b) Bohr c) Sommerfeld d) Arrhenius
Answer» 1.b.pH scale2.b.43.c. both a and b4.d.calcium sulphate5.a.SorensenExplanation:PLZ MARK me BRAINLIEST and FOLLOW me