Which nuclear emission has the greatest mass and the least penetrating power?
(1) an alpha pa...
Chemistry, 19.08.2019 11:00 Victor3756
Which nuclear emission has the greatest mass and the least penetrating power?
(1) an alpha particle (3) a neutron
(2) a beta particle (4) a positron
Answers: 2
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Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.
Answers: 1
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The drawing represents the movement of particles in a substance. what changes of state can this substance undergo
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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
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