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наре4
@наре4
August 2022
1
15
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Каков процентный состав соли в растворе, если в 300 г раствора содержится 15 г соли?
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Eden1111
300г равно 100%
1)300:15=20 или 2%
5 votes
Thanks 9
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1)300:15=20 или 2%