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What happens to the temperature of a substance during a change of state?
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Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?
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Why is the melting of ice a physical change ?
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Nan element’s square on the periodic table, the number with the greatest numerical value represents the
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What happens to the temperature of a substance during a change of state?...