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Mathematics, 08.10.2019 06:10, babydogdog4375
7. oxygen is composed of three isotopes: one has a a mass of 16.999 amu. this isotope
makes up 0.037% of oxygen. of the other two, one has a mass of 15.995 amu, and the
other has a mass of 17.999 amu. calculate the abundance of the other two isotopes, using
the average atomic mass of 15.9994 amu.
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Answers: 1
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Mathematics, 21.06.2019 22:30, nane718
According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.
Answers: 1
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7. oxygen is composed of three isotopes: one has a a mass of 16.999 amu. this isotope
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