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Which element has the greatest density at stp and why: barium, beryllium, magnesium, radium
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Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous
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How will the volume of a gas be affected if the pressure is tripled, but the temperature remains the same?
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Hydrogenation reactions, in which h2 and an "unsaturated" organic compound combine, are used in the food, fuel, and polymer industries. in the simplest case, ethene (c2h4) and h2 form ethane (c2h6). if 140 kj is given off per mole of c2h4 reacting, how much heat (in mj) is released when 12 kg of c2h6 forms?
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Which element has the greatest density at stp and why: barium, beryllium, magnesium, radium...
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