
What is baking powder? How does it make the cake soft and spongy?

Important Questions on Acids, Bases and Salts

Five solutions , , , , and when tested with universal indicator showed pH as , , , and respectively, classify the solutions as given below.
Neutral

Five solutions , , , , and when tested with universal indicator showed pH as , , , and respectively, classify the solutions as given below.
Strongly alkaline

Five solutions , , , , and when tested with universal indicator showed pH as , , , , and respectively, classify the solutions as given below.
Strongly acidic

Five solutions , , , and when tested with universal indicator showed pH as , , , , and respectively, classify the solutions as given below.
(d) Weakly acidic

Five solutions , , , , and when tested with universal indicator showed pH as , , , , and respectively, classify the solutions as given below.
Weakly alkaline


A milkman adds a very small amount of baking soda to fresh milk. Why does he shift the pH of the fresh milk from slightly alkaline?
