Respuesta :

angelinadelaquor

Answer:

B)

Explanation:

The mass remains the same before the reaction and after. A chemical reaction takes place when vinegar and baking soda are mixed. One of the new substances formed is carbon dioxide gas. If the carbon dioxide gas is contained, the mass of the substances will stay the same according to the Law of Conservation of Mass

Upendo

Answer:

B is the correct option.

Explanation:

The system is a closed one because Alison closed the container with a balloon immediately. With this mass can't change and law of conservation of mass states in chemical change, mass in neither created nor destroyed.

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