Radioactive gold-198 is used in the diagnosis of liver problems. The half-life of this isotope is...

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Radioactive gold-198 is used in the diagnosis of liver problems. The half-life of this isotope is...

Radioactive gold-198 is used in the diagnosis of liver problems. The half-life of this isotope is 2.7 days. If you begin with a sample of 6.7 mg of the isotope, how much of this sample remains after 1.4 days?

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