Chemistry, 22.07.2019 18:10 sammyraegarrett
The carbon−14 decay rate of a sample obtained from a young tree is 0.266 disintegration per second per gram of the sample. another wood sample prepared from an object recovered at an archaeological excavation gives a decay rate of 0.178 disintegration per second per gram of the sample. what is the age of the object? (the half-life of carbon−14 is 5715 years.) × 10 years enter your answer in scientific notation.
Answers: 2
Chemistry, 22.06.2019 06:30
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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Chemistry, 22.06.2019 09:20
How have the greenhouse gasses increased from the year 2000 to 2018
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The carbon−14 decay rate of a sample obtained from a young tree is 0.266 disintegration per second p...
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