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Iodine-131 has a half-life of 8.0 minutes. How many half-lives will pass in 120 minutes?
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Ξu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .
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Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?
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Achemist tests new mixtures for paint samples and decides one mixture's stickiness makes it worthless. a scientist working in a nearby lab suggests a different use for this sticky mixture. which statement best describes this situation?
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Iodine-131 has a half-life of 8.0 minutes. How many half-lives will pass in 120 minutes?...
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