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Chemistry, 22.06.2019 13:00
In a copper wire, a temperature increase is the result of which of the following
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Chemistry, 22.06.2019 20:00
I’m an electrically neutral atomic any element, there are equal numbers of
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Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
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Chemistry, 22.06.2019 22:30
3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.
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Two 20.0-g ice cubes at –20.0 °c are placed into 205 g of water at 25.0 °c. assuming no energy is tr...
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