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A scoop of baking soda is added to a beaker containing vinegar. The baking soda disappears and bubbles are observed. This is an example of a _____________ change.
A) chemical
B) ionic
C) phase
D) physical

Respuesta :

kirstynalmquist
Pretty sure it's a A) Chemical
kristoffer
The bubbles are CO2. The CO2 was not there before, so there has been a chemical reaction, and a chemical change. 

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