Question

acidic nature of the co2 observation​

Answer 1

Answer:

A solution of carbon dioxide is slightly acidic but carbon dioxide by itself is not an acid. The reason why it is slightly acidic in solutions is because it can (no matter how weak) establish an equilibrium with water to give hydrogen ions: This equilibrium has an interesting consequence.

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Answer 2

Explanation:

The carbon dioxide from the carbonated water dissolved in the indicator solution. The molecules of carbon dioxide reacted with the water, forming carbonic acid, and changed the color of the indicator. ... Carbon dioxide from any source should cause the indicator solution to become acidic.