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In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst
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Light waves can move through , but they travel fastest when they move through a(n) .
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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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How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?
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calculate the product of 0.002 115 m and 0.000 040 5m. Express the answer in scientific notation and...
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