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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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Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
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Chemistry, 22.06.2019 19:40
What type of electromagnetic waves does the human eye see as the colors red blue or green a visible light waves b radio waves c infrared waves d microwaves
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When a entire species perishes the species becomes...
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