a drop of liquid sample was placed on a pH paper. The colour of the pH paper changed blue. The liquid sample mayb e which the following?
A)Lemon juice
B)Hydrochloric acid
C)Sodium bicarbonate solution
D)Ethanoic acid
Answers
Answered by
4
a. lemon juice .......
RaghavSharma11:
Are you sure?
I m not sure
Answered by
6
It should be (c)sodium bi carbonate , because it is only base in the given options.
Are you sure?
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