Use the exponential decay model, A=Ae, to solve the following. The half-life of a certain substance...
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Use the exponential decay model, A=Ae, to solve the following. The half-life of a certain substance is 23 years. How long will it take for a sample of this substance to decay to 78% of its original amount? It will take approximately (Round to one decimal place as needed.) for the sample of the substance to decay to 78% of its original amount. Use the exponential decay model, A=Ae, to solve the following. The half-life of a certain substance is 23 years. How long will it take for a sample of this substance to decay to 78% of its original amount? It will take approximately (Round to one decimal place as needed.) for the sample of the substance to decay to 78% of its original amount.
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