Chemistry, 07.12.2019 03:31 brainBoy480
Arock contains 0.275 mg of lead-206 for each milligram of uranium-238. the for the decay of uranium-238 to lead-206 is 4.5 x 10 9 yr. the rock was formed yr ago.
Answers: 3
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The speed of light is around 6.706×10^8 miles per hour. what is the speed of light in units of miles per minute?
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H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?
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Describe the interaction that occurs between two objects with the same electrical charge.
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Quiz1. which physical state of nitrogen has the highest entropy? a solid© b gasoc liquid
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Arock contains 0.275 mg of lead-206 for each milligram of uranium-238. the for the decay of uranium-...
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