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El oxígeno es una mezcla homogénea ,elemento o compuesto ?
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Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?
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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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1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
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El oxígeno es una mezcla homogénea ,elemento o compuesto ?...
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