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Chemistry, 21.06.2019 14:40
Water ionizes by the equation h2o(l)βh+(aq)+ohβ(aq) the extent of the reaction is small in pure water and dilute aqueous solutions. this reaction creates the following relationship between [h+] and [ohβ]: kw=[h+][ohβ] keep in mind that, like all equilibrium constants, the value of kw changes with temperature.
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Chemistry, 22.06.2019 16:50
Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.
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Chemistry, 22.06.2019 20:00
In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation:
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Chemistry, 22.06.2019 20:30
The activation energy for the reaction no2(g)+co2(g)βΆno(g)+co(g) is ea = 300 kj/mol and the change in enthalpy for the reaction is Ξ΄h = -100 kj/mol . what is the activation energy for the reverse reaction?
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Compare the numbers of each subatomic particle found in both diagrams, and then list what makes hydr...
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