Chemistry, 12.09.2019 21:30 whortonraijan
Achemical reaction that releases heat to the surroundings is said to be and has a h at constant pressure. a) endothermic, positive b) endothermic, negativec) exothermic, negatived) exothermic, positivee) exothermic, neutral
Answers: 1
Chemistry, 21.06.2019 15:30
In this reaction n2o4(g)→2no2(g) what changes in color would you expect as pressure is increased at a constant temperature
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Chemistry, 23.06.2019 04:31
Areaction is first order. if the initial reactant concentration is 0.0200 m, and 25.0 days later the concentration is 6.25 x 10-4 m, then its half-life is:
Answers: 1
Chemistry, 23.06.2019 08:00
Why is it important for scientists to review and repeat the work of other scientists? 1.a scientific theory must be tested three times before it is proven. 2.the scientific method only applies to repeated experiments. 3.an experiment may have had errors that the scientists didn't recognize. 4.the results of individual scientists may be influenced by bias. 5.an experiment must be performed twice before the data can be analyzed.
Answers: 3
Achemical reaction that releases heat to the surroundings is said to be and has a h at constant p...
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