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In baking biscuits and other quick breads, the baking powder reacts too release carbon dioxide bubbles. the carbon dioxide bubbles cause the dough to rise, is that a physical or chemical change?
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In baking biscuits and other quick breads, the baking powder reacts too release carbon dioxide bubbles. the carbon dioxide bubbles cause the dough to rise, is that a physical or chemical change?

User Stefano Sansone
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it's a chemical reaction.....as it involves change in chemistry of the substance....
User Roper
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