document.write( "Question 1104707: An isotope has a​ half-life of 92 years. How much of a 27​-gram sample is left after 150 ​years? \n" ); document.write( "
Algebra.Com's Answer #719397 by josgarithmetic(39620)\"\" \"About 
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If your model is to be \"y=pe%5E%28-kt%29\", then \"k=ln%282%29%2F92\", or \"k=0.007534\".\r
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\n" ); document.write( "\n" ); document.write( "The question makes for \"y=27%2Ae%5E%28-0.007534%2A150%29\".
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