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Gallium-68 decays by positron emission with a half-life of

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Reference no: EM13588100

Gallium-68 decays by positron emission, with a half-life of 68.3 min. How much 68Ga remains from a 10.0 mg sample after 683 min?

a) 1.0 mg

b) 1.0 X 10-10 mg

c) 9.8 X 10-3 mg

d) 2.2 X 10-2 mg

e) 6.1 X 10-7 mg

Reference no: EM13588100

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