Alex performed the following experiment using a balloon filled with baking soda and bottle filled with vinegar: B If it was a chemical change, which of the following could have definitely occurred? Change in colour Formation of a precipitate Change in temperature Change in total weight
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Change in color will happen, but in this case with baking soda and vinegar, it wouldn't happen.
Formation of a percipate will happen.
The temperature will change.
total weight will not change because all chemical reactions follow the law of conservation of mass
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