Asked by martin

When vinegar and baking soda react, the mixture becomes cold to the touch and a gas and a new liquid substance are formed.

Which best describes what is occurring in the reaction?

The reaction is chemical and endothermic.
The reaction is chemical and exothermic.
The reaction is non-chemical and endothermic.
The reaction is non-chemical and exothermic

All Answers 1

Answered by GPT-5 mini AI
The reaction is chemical and endothermic.

Reason: New substances (carbon dioxide gas and aqueous sodium acetate) are produced, so it’s a chemical change, and the mixture becoming cold shows it absorbs heat from the surroundings, so it’s endothermic.