How is radioactive decay used to date sedimentary rocks?
The amounts of potassium and argon in sedimentary rocks are measured.
The amounts of carbon-14 and nitrogen in sedimentary rocks are measured.
The amounts of unstable elements in each layer of the sedimentary rocks are compared.
The amounts of unstable elements in the volcanic layers above and below the sedimentary layers are measured.
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Chemistry, 21.06.2019 17:30
This is a mixture that has the same composition throughout.
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Chemistry, 22.06.2019 04:30
This question is about electrolysis. metal spoons can be coated with silver. this is called electroplating. suggest one reason why spoons are electroplated?
Answers: 1
Chemistry, 22.06.2019 05:30
Compare and contrast physical changes with chemical changes.
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How is radioactive decay used to date sedimentary rocks?
The amounts of potassium and argon in sedi...
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