Astudent placed a test tube containing a mixture of compounds into a beaker of water maintained at 30 c. a chemical reaction took place and was completed in 30 minutes. a second test tube containing an equal amount of the same mixture plus substance y was placed in the same beaker of water. the chemical reaction in the second test tube was completed in less than one minute. what is the most likely identity of substance y?
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Biology, 22.06.2019 01:00
What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.
Answers: 3
Biology, 22.06.2019 07:00
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Astudent placed a test tube containing a mixture of compounds into a beaker of water maintained at 3...
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