How have scientists been able to determine the composition of earth's layers?
A. by looking at how X-rays affect the planet
B. by studying the magnetic fields of various planets and moons
C. by looking at how seismic waves change speeds as they travel through Earth
D. by studying layers of other planets and moons
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Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4
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Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~
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If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.
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How have scientists been able to determine the composition of earth's layers?
A. by looking at how...
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