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Answer the following: a) Vinegar is mixed with baking soda. Can you get vinegar and the bicarbonate back from the resultant mixture? Is it a chemical or a physical change? b) How can we confirm the release of carbon dioxide? [3 MARKS] |
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Answer» Answer the following: a) Vinegar is mixed with baking soda. Can you get vinegar and the bicarbonate back from the resultant mixture? Is it a chemical or a physical change? b) How can we confirm the release of carbon dioxide? [3 MARKS] |
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