Chemistry, 19.07.2019 16:00 nehemiahw7020
Part b calculate the enthalpy change, δh∘, for the "expansion" of methane: ch4(g)→c(g)+4h(g) express your answer to one decimal place and include the appropriate units.
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Chemistry, 22.06.2019 23:00
Movement that is like a t a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. transfers energy from one location to another a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave
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Chemistry, 23.06.2019 00:00
How many atoms or molecules are there in a mole of a substance?
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Chemistry, 23.06.2019 06:00
When hydrogen peroxide (h2o2) is added to potassium iodide (ki) solution, the hydrogen peroxide decomposes into water (h2o) and oxygen (o2). the chemical equation for the decomposition reaction is: 2h2o2—> 2h2o + o2. what is the role of the potassium iodide in this reaction? a. reactant. b. product. c. precipitate. d. catalyst.
Answers: 1
Part b calculate the enthalpy change, δh∘, for the "expansion" of methane: ch4(g)→c(g)+4h(g) expres...
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