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How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.
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Which description best characterizes the motion of particles in a solid?
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Molecular iodine, i2(g), dissociates into iodine atoms at 625 k with a first-order rate constant of 0.271 s−1. part a part complete what is the half-life for this reaction?
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