Finding the pH of the samples by using pH paper/universal indicator:

Aim To find the pH of the following samples by using pH paper/universal indicator:(i) Dilute Hydrochloric Acid(ii) Dilute NaOH solution(iii) Dilute Ethanoic Acid solution(iv) Lemon juice(v) Water(vi) Dilute Hydrogen Carbonate solution Materials Required Six test tubes Test tube stand Glass rod Measuring cylinder (10 mL) Standard pH colour chart pH paper Glass rod Dropper Universal […]