Ahmet: I have a science fair next week. I'm building a model volcano.
Zeynep: That sounds cool! How does it work?
Ahmet: I mix baking soda and vinegar. It creates a chemical reaction that produces gas. The gas pushes the 'lava' out.
Zeynep: So it's an acid-base reaction, right?
Ahmet: Exactly!
Which of the following is true about Ahmet's volcano model?
A)It uses heat to create lava.
B)It works because of a physical change.
C)It produces gas from a chemical reaction.
D)It requires electricity to function.
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