what is the value of dilute hydrochloric acid,dilute sodium hydroxide,dilute ethanoic acid,water,dilute sodium bicarbonate on universal indicator and their colour change
The pH values on universal indicator and their colour change are given below:
Solution | Colour change in pH paper | pH values from pH colour chart |
dilute hydrochloric acid | red | 1 |
dilute sodium hydroxide | purple | 14 |
dilute ethanoic acid | yellow | 3 |
water | green | 7 |
dilute sodium bicarbonate | blue | 9 |