Chemistry, 24.03.2020 20:44 aidanfbussiness
A shiny, smooth piece of black plastic and an identical piece of white plastic are exposed to visible light and sound waves. Which of the following is true about the different colors of plastic?
A. The white piece of plastic and the black piece of plastic will reflect both visible light and sound waves equally well.
B. The white piece of plastic will reflect both visible light and sound waves better than the black piece of plastic.
C. The white piece of plastic will reflect sound waves better than the black piece of plastic , but both pieces of plastic will reflect the same amount of visible light.
D. The white piece of plastic will reflect more visible light than the black piece of plastic, but both pieces of plastic will reflect sound waves in the same way.
Answers: 3
Chemistry, 21.06.2019 22:50, ajaydonlee
Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e
Answers: 2
Chemistry, 22.06.2019 13:00, carlinryan
16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.
Answers: 2
A shiny, smooth piece of black plastic and an identical piece of white plastic are exposed to visibl...
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