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Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?
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Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
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How many moleules of SiO2 would be needed to have a mass of 12.40 grams...
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