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xxTIMURxx [149]
2 years ago
7

Which of the following are true about both the sun and the stars? Choose the three correct answers.

Chemistry
1 answer:
Andrew [12]2 years ago
8 0

Answer:

D, F

Explanation:

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Low energy waves have (3 points)
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Answer:

Low energy waves have <u>a long wavelength.</u>

Explanation:

Energy of wave is directly related to  the frequency while it is inversely proportional to the wavelength.

If any wave have high energy it will have high frequency and smaller wavelength.

If the wave have lower energy then it will have lower frequency and higher wavelength.

Mathematical relationship:

E = h. f

E = h. c/λ

E= energy

h = planck's constant

f = frequency

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What mass of ether will be produced is 221 g of ethanol reacts with a 66 percent yield?
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