Chemistry, 07.11.2020 03:50, StupidFatChipmunk
What evidence supports a scientist's conclusion that fossil B is older than fossil A? (4 points)
a
Fossil A and fossil B were both found at the same depth below Earth's surface.
b
Fossil B was found at a depth of 185 meters below Earth's surface, while fossil A was found at a depth of 50 meters below Earth's surface.
c
Fossil B was found at a depth of 50 meters below Earth's surface, while fossil A was found at a depth of 185 meters below Earth's surface.
d
Fossil A was found below Earth's surface, while fossil B was found at surface level.
Plz help need this fast!
Answers: 2
Chemistry, 22.06.2019 06:30, yolo123321
The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams
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Chemistry, 22.06.2019 21:20, carlydays4403
The organs inside the body and how they function together
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What evidence supports a scientist's conclusion that fossil B is older than fossil A? (4 points)
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