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True or false the mass of an object changes when it goes through a physical or chemical change
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Problem page gaseous ethane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water . if of water is produced from the reaction of of ethane and of oxygen gas, calculate the percent yield of water. be sure your answer has the correct number of significant digits in it.
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Smog is the term used to describe the combination of fog and smoke
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Aroller coaster is traveling at 13 mi./s when you purchase a hill that is 400 m long and down the hill exonerate at 4.0 m/s squared what is the final velocity of the posterior found your answer to the nearest number
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True or false
the mass of an object changes when it goes through a physical or chemical change...
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