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If the half life of carbon is 5720 years, and we have a sample that is 20 grams, How many years ago would the sample have been 160 grams?
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What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers
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How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work
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The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates
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The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
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If the half life of carbon is 5720 years, and we have a sample that is 20 grams, How many years ago...
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