Asked by tylen

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.

Explanation: Vinegar (acetic acid) reacts with baking soda (sodium bicarbonate) to form new substances (carbon dioxide gas, water, and sodium acetate). The mixture getting colder shows the reaction absorbs heat from the surroundings, so it is endothermic.