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Calculate the number of kilojoules to warm 125 g of iron from 23.5 °c to 78.0 °c.
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Glucose (c6h12o6) is an important biological molecule. (round the answer to nearest hundredth.) what is the percent by mass of carbon in glucose?
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What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
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What conclusion can you draw from this experiment about the components of the black ink?
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Calculate the number of kilojoules to warm 125 g of iron from 23.5 °c to 78.0 °c....
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