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15.Look at the figure which shows solutions taken in test tubes A, B, C, and D. What colour is
expected, when a piece of red litmus paper is dropped in each test tube? The nature of the
solutions
is given in the table for your help.
A & D
B
C
A
Milk in
B
C
water
Baking powder Vinegar in
in water
D
Glucose
water
in water
Test tube
Nature of solution
Neutral
Basic
Acidic
Change in colour of red litmus
