versaunleonard3 versaunleonard3

11-12-2017
Mathematics

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a 15 gram sample of a substances thats a by product of fireworks has a k value of 0.1405

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elias212321 elias212321

11-12-2017

half life" is the amount of time it takes for a substance to lose 50% of it's mass so we use our formula y = a(e^kt) and plug in 7.5 for y, 15 for a, and 0.1405 for k

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