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What is the molar mass of 56.75 g of gas exerting a pressure of 2.87 atm on the walls of a 5.29 l container at 230 k?
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Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
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Reactions in cells take place at about a. 40Ā°c b. 0Ā° c. 100Ā°c d. 60Ā°c
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What is the molar mass of 56.75 g of gas exerting a pressure of 2.87 atm on the walls of a 5.29 l co...
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