Problem: The decay constant for lithium-8 is 0.825 s-1. What fraction of Li-8 remains after 0.500 s?   a) 0.662 b) 0.387 c) 0.413 d) 0.192 e) 0.0224 

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The decay constant for lithium-8 is 0.825 s-1. What fraction of Li-8 remains after 0.500 s?

a) 0.662

b) 0.387

c) 0.413

d) 0.192

e) 0.0224 

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