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he half life of nickel-63, 63Ni is 100 years. A sample amount has a mass of 170 mg. The element decays according to the following

he half life of nickel-63, 63Ni is 100 years. A sample amount has a mass of 170 mg. The element decays according to the following equation: (In 2) A(t) = 170e 100 Find the mass of the sample after 300 years. Enter you answer correct to 2 decimal places Nu

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