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If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?
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Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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The period of time needed for a radioisotope to lose one-half of its activity is known as that isoto...
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