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Summarize possible ways in which phases of matter could combine to form a solution.
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If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?
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Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
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Which of these have the same number of particles as 1 mole of water h2o
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