Question

ਕੀਮਤ ਸਿਧਾਂਤ ਦਾ ਦੂਜਾ ਨਾਂ ਕੀ ਹੈ​

Answer 1

Answer:

Don't understand your language

Answer 2

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.