Question

1.25 g
Take one of the following sets, X and Y
of chemicals-
X
Y
(i) copper sulphate sodium carbonate
1.43 g
(ii) barium chloride sodium sulphate
1.22 g
1.53 g
(iii) lead nitrate sodium chloride
2.07 g
1.17 g
Prepare separately a 5% solution of
any one pair of substances listed
under X and Y each in 10 mL in water.
Take a little amount of solution of Y in
a conical flask and some solution of
X in an ignition tube.
Hang the ignition tube in the flask
carefully; see that the solutions do not
get mixed. Put a cork on the flask
(see Fig. 3.1).
Cork
Thread
Conical flask
Small ignition tube
Solution of X
Solution of Y
Fig. 3.1: Ignition tube containing solution of X, dipped
in a conical flask containing solution of Y.​

Answer 1

Answer:

Basicity of an acid is the number of hydrogen ions which can be produced by one molecule of acid. e.g. Acetic acid is monobasic in nature as it can lose one proton or hydrogen atom to form acetate ion.

Answer 2

1.53 g. I am a good girl i love chemistry