What happens when a solution of an acid is mixed with a solution of a base in a test tube?
When hydrogen chloride gas is prepared on a humid day, the gas is usually passed through the guard tube containing calcium chloride. The role of calcium chloride taken in the guard tube is to
Tomato is a natural source of which acid?
Brine is an
Na2CO3 . 10H2O is
At what temperature is gypsum heated to form Plaster of Paris?
Sodium carbonate is a basic salt because it is a salt of a
Which of the following statements is correct about an aqueous solution of an acid and of a base?
(i) Higher the pH, stronger the acid
(ii) Higher the pH, weaker the acid
(in) Lower the pH, stronger the base
(iv) Lower the pH, weaker the base
The apparatus given in the adjoining figure was set up to demonstrate electrical conductivity.
Which of the following statement(s) is (are) correct?
Nettle sting is a natural source of which acid?