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bonded group of atoms with a charge such as (PO43-).

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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

The graph shows one consequence of urban sprawl. how did urban sprawl contribute to the change in biodiversity

The molar mass of cu is 63.55 g/mol. the number of grams of cu produced in this reaction is