Chemistry, 21.03.2020 21:59 janetexcoelho
In the 1920s, Edwin looked at the spectra of stars from distant galaxies. To his surprise, he found that all of these spectra were red-shifted, and that the more distant the galaxy, the greater the red shift. What is a reasonable conclusion from this evidence?
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Chemistry, 21.06.2019 19:00
Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct
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Chemistry, 22.06.2019 20:30
Water undergoes a large change in density at 0 β c as it freezes to form ice. calculate the percent change in density that occurs when liquid water freezes to ice at 0 β c given that
Answers: 2
In the 1920s, Edwin looked at the spectra of stars from distant galaxies. To his surprise, he found...
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