Question

When a pinch of baking soda is added to vinegar, a hissing sound is produced. Why is it? How
will you identify the gas produced?
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Answer 1

Answer:

Because it is an acid base reaction, baking soda is bicarbonate and vinegar is acetic acid & its because the reaction between baking soda and vinegar releases carbon dioxide gas which escapes through bubbles making a hissing sound.