Chemistry, 28.06.2019 00:00 almighty3120
What is true of a decomposition reaction? the reactants are usually a metal and a nonmetal. the reactants are generally two ionic compounds in an aqueous solution. the addition of energy in the form of heat or electricity is often required. water is usually one of the reactants.
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Chemistry, 22.06.2019 06:00
If you burn 10 kilograms of wood in a fire (combustion) what is the weight of the products after the fire has finished burning the wood?
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Chemistry, 22.06.2019 10:30
Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic
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Chemistry, 22.06.2019 15:00
Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.
Answers: 2
Chemistry, 23.06.2019 00:30
In a ball-and-stick molecular model, what do the sticks represent?
Answers: 1
What is true of a decomposition reaction? the reactants are usually a metal and a nonmetal. the rea...
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