Chemistry, 01.09.2020 22:01 teamroper35
1. Element X has two isotopes. The first isotope has a natural abundance of 80% and has a mass of 60 amu. The second isotope has a natural abundance of 20% and has a mass of 64 amu. Is the average mass going to be closer to 60 or 64 amu and why? The
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What is a scientific theory? a. a scientist's guess about how something works b. the results of an experiment obtained using the scientific method c. a proven fact that will never change d. an idea that is backed by data from many sources
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Molecular iodine, i2(g), dissociates into iodine atoms at 625 k with a first-order rate constant of 0.271 s−1. part a part complete what is the half-life for this reaction?
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In medium-sized stars such as the sun, nuclear fusion almost always means the fusing of nuclei to form , but larger stars can produce elements as heavy as
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1. Element X has two isotopes. The first isotope has a natural abundance of 80% and has a mass of 60...
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