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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.
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Chemistry, 23.06.2019 16:30
Which of the following subject areas contains questions that can be answered by science? alchemy ethics forensics politics
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The value of ΔH° for the reaction below is -790 kJ. What is the change in enthalpy (in kJ) when 0.95...
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