Question

When baking soda is mixed with the vineger ,bubles are formed with the evolotion of a gas what type of change is it explain with word equation.

Answer 1

Answer:

carbon dioxide gas is evolved

Explanation:

Baking soda(mild base) + Vinegar (acetic acid)-----> Sodium acetate + water + carbon dioxide

Answer 2

When baking soda (Sodium hydrogen carbonate) is mixed with lemon juice (citric acid), bubbles are formed. The bubbles are formed due to the evolution of carbon dioxide gas. This is a chemical change.

In this change, citric acid contained in lemon juice reacts with sodium hydrogen carbonate which results in the evolution of carbon dioxide gas.

Lemon juice + Baking soda → Carbon dioxide + Other substances

Citric acid Sodium

Hydrogen carbonate

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