Chemistry, 17.12.2019 03:31 brooke7768
Ageological sample is found to have a pb-206/u-238 mass ratio of 0.337/1.00. assuming there was no pb-206 present when the sample was formed, how old is it? the half-life of u-238 is 4.5 × 109 years.1.4 × 1010 years2.1 × 109 years7.3 × 1011 years7.1 × 109 years2.4 × 1010 years
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Chemistry, 22.06.2019 11:30
Compare and contrast refraction of light and sound will give brainliest
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Chemistry, 22.06.2019 14:30
An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
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Chemistry, 22.06.2019 15:30
Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)
Answers: 3
Ageological sample is found to have a pb-206/u-238 mass ratio of 0.337/1.00. assuming there was no p...
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