Chemistry, 28.01.2021 19:40 rodriguezangelinaado
PLEASE HELP! this is a science test/quiz I’m pretty sure the answers are on the bottom if not please comment so I can tell you them
Answers: 1
Chemistry, 22.06.2019 07:50
Which of the following electromagnetic waves can create ions?
Answers: 2
Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
Answers: 1
Chemistry, 22.06.2019 13:00
The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
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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
PLEASE HELP! this is a science test/quiz I’m pretty sure the answers are on the bottom if not please...
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