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After finishing a lab, you have some chemicals left over. You do not want to waste

them, so you carefully pour them back into the container you got them from.

1 Answer

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Answer:

Instead, pour a small amount into a beaker or clean weigh dish. Once you have added a chemical to a container, label it promptly. When you are finished with the experiment, dispose of the excess chemical as chemical waste. Do not simply pour the excess chemical down the sink.

User Ali Sajjad Rizavi
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