Question

क्लास 8थ वन के पंछी तथा पिंजरे के पंछी के गीतों में क्या अंतर है​

Answer 1

Answer:

ce of water?

9. Five solutions A.B.C.D and E when tested with universal indicator showed pH as

4,1.11.7 and 9, respectively. Which solution is

(a) neutral?

(b) strongly alkaline?

(c) strongly acidic?

(d) weakly acidic?

(e) weakly alkaline?

Arrange the pH in increasing order of hydrogen-ion concentration.