Question

when you add water to sultar dioxide find put a blue ilitmus paperit. why does it turn red?​

Answer 1

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it turns red because of the chemical reaction of sultar dioxide and blue litmus.

Answer 2

Answer:

Sulphur dioxide reacts to the addition of water, becoming acidic, that is an acid solution. It is then correctly names sulphuric acid. It will change the blue litmus paper to red, but if the litmus paper is red to begin with, the colour does not change.

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