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What is the most common element (by mass) forming the planet Earth?
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Which of these conditions most likely produces an unstable isotope?
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Assuming complete dissociation of the solute, how many grams of kno3 must be added to 275 ml of water to produce a solution that freezes at -14.5 c? the freezing point for pure water is 0.0 c and k_f is equal to 1.86 c/m
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What is the most common element (by mass) forming the planet Earth?...
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