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What mass of steam initially at 130°C is needed to warm 200 g of water in a 100-g glass container from 27.0°C to 60.0°C?
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Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!
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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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What mass of steam initially at 130°C is needed to warm 200 g of water in a 100-g glass container fr...
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