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
Chemistry, 22.06.2019 11:50
If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.
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Chemistry, 22.06.2019 16:40
Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+
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Chemistry, 23.06.2019 11:50
What is the oxidation half-reaction for this unbalanced redox equation? cr2o72– + fe2+ → cr3+ + fe3+ cr3+ → cr2o72– cr2o72– → cr3+ fe3+ → fe2+ fe2+ → fe3+?
Answers: 2
5. Why was the Chandra X-ray Observatory most likely placed in Earth's orbit above
the atmosphere?<...
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