Question

following samples were tested with pH paper sample a) tomato juice b) milk of magnesia
the pH paper turned orange colour with corresponding value of 4 and with milk of magnesia it turned blue colour with value 10. mention their nature. which sample has higher concentrations of hydronium ion 1 marks​

Answer 1

Answer:

(a) Methyl orange: Methyl orange changes its colour to yellow when added to a base or an alkali.

(b) Litmus paper: Red litmus paper turns blue, whereas blue litmus paper remains blue in a base or an alkali.

(c) Red cabbage extract: Red cabbage extract turns greenish-yellow in basic solutions.

Answer 2

Answer:

If the pH paper turned to be orange in color then it is an Acid.

Milk of Magnesia is a base.

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