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Which of the following is an example of absolute dating?
A. A sedim...
Chemistry, 29.01.2021 23:50 suhailalitariq
THIS IS DUE IN 20 MINUTES
Which of the following is an example of absolute dating?
A. A sedimentary rock layer is between 10,000 and 10,500 years old.
B. A sedimentary rock layer is younger than the existing layer below it.
C. A sedimentary rock layer is 20,000 years old because it is a scientific law.
D. A sedimentary rock layer contains fish fossils, but the layers above and below it do not contain any fossils.
Answers: 1
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Drive down any three characteristic of modern periodic table
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Consider the reduction reactions and their equilibrium constants. cu+(aq)+eโโฝโโโcu(s)pb2+(aq)+2eโโฝโโโpb(s)fe3+(aq)+3eโโฝโโโfe(=6.2ร108=4.0ร10โ5=9.3ร10โ3 cu + ( aq ) + e โ โฝ โ โ โ cu ( s ) k =6.2ร 10 8 pb 2 + ( aq ) +2 e โ โฝ โ โ โ pb ( s ) k =4.0ร 10 โ 5 fe 3 + ( aq ) +3 e โ โฝ โ โ โ fe ( s ) k =9.3ร 10 โ 3 arrange these ions from strongest to weakest oxidizing agent.
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Which of the following is the correct formula for copper (i) sulfate trihydrate? cuso4 ยท 3h2o cuso4(h2o)3 cu2so4(h2o)3 cu2so4 ยท 3h2o
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Chemistry, 22.06.2019 21:30
How can the periodic table be used to predict the behavior of elements?
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