Chemistry, 02.07.2019 18:00 asialovepink2321
When heat energy is removed, two changes are observed: change a: gas changes phases to a liquid. change b: liquid changes phases to a solid. what are the names for phase changes a and b? a is condensation and b is freezing. a is condensation and b is melting. a is evaporation and b is freezing. a is evaporation and b is melting.
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Chemistry, 22.06.2019 07:00
If there is any 12 to 14 girls that need a boyfriend just follow me and let me know
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Chemistry, 22.06.2019 12:10
Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.
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Chemistry, 23.06.2019 02:30
Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.
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When heat energy is removed, two changes are observed: change a: gas changes phases to a liquid. c...
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