Question

Raj wanted to test unripe mango solution using both litmus papers. The observation he will observe would be:
a.
Red litmus paper changing to blue
b.
Blue litmus paper changing to red
c.
Blue litmus paper remains blue
d. None of the above

Answer 1

Explanation:

Litmus is a water-soluble mixture of different dyes extracted from lichens. It is often absorbed onto filter paper to produce one of the oldest forms of pH indicator, used to test materials for acidity.

Answer 2

Answer:b.Blue litmus paper changing to red

Explanation:Litmus is a water-soluble mixture of different dyes extracted from lichens. It is often absorbed onto filter paper to produce one of the oldest forms of pH indicator, used to test materials for acidity.