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Chemistry

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Label the small containers 1 and 2. Add ¼ cup of room-temperature water to container 1 and ¼ cup of room-temperature vinegar to container 2. Before continuing, make a hypothesis about each combination. Will combining water and baking soda result in a chemical reaction? Will combining vinegar and baking soda result in a chemical reaction?

Answer :

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When baking soda (NaHCo3) reacts with water it produces a new substance such as carbonic acid which shows it is a chemical reaction because something new is produced. This reaction releases heat energy so we can say that it is an exothermic reaction.

Mixing baking soda and vinegar with each other will produce a new substance such as carbondioxide gas is produced which also show that it is a chemical reaction so we can conclude that both reaction represents chemical reaction.

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