How many milligrams radioactive substance remain
The radioactive substance decays exponentially. The scientist starts with 110 milligrams of the radioactive substance. After 31 hours, 55 mg of substance remains. How many milligrams will keep after 42 hours?
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The scientist starts with 110 milligrams of the radioactive substance. After 31 hours, 55 mg of substance remains. How many milligrams will keep after 42 hours?
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Sale of the industrial vacuum cleaners at R. Lowenthal Supply Co. over the past 13 months are as follows:
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