Saved Bookmarks
| 1. |
Write a letter to the higher authorities in this regard as the quality of various items in the ration shop is not correct |
|
Answer» Explanation: Indicators are those substances which tell us whether a SUBSTANCE is acidic or basic by CHANGE in colour. For e.g., litmus solution. • OLFACTORY indicators: Those substances whose ODOUR changes in acidic or basic MEDIA are called lfactory indicators. For e.g., clove, vanilla, onion. |
|