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A 100 gram sample of iron ore was found to contain 44g of iron. How many grams of iron are in a 450 gram sample or the ore?
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Who discovered a pattern to the elements in 1869?
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What is the temperature in kelvin of a gas if it is allowed to expand from 1.50 l to 4.50 l? the initial temperature is 10.0Β°c and pressure is constant throughout the change. which equation should you use? t2= v2/v1 t1 what is the final temperature? β 849 k these are the answers.
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A 100 gram sample of iron ore was found to contain 44g of iron. How many grams of iron are in a 450...
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