Chemistry, 23.03.2021 18:40 tdahna0403
5. Why was the Chandra X-ray Observatory most likely placed in Earth's orbit above
the atmosphere?
A. Earth's atmosphere makes X-ray images of space look blurry
B. The telescope is closer to objects in space when positioned there.
C. There is less light in space to interfere with the telescope's transmission
D. Earth's atmosphere blocks X-rays, gamma rays, and most ultraviolet radiation
Answers: 1
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The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?
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One does not belong why? ice, gold ,wood ,diamond and table salt
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Which metal exist in liquid state and can be cut with knife ?
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What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate
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5. Why was the Chandra X-ray Observatory most likely placed in Earth's orbit above
the atmosphere?<...
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