document.write( "Question 760176: for example half life of a radium 226 is about 1600 years . suppose we start with 1mg of radium in 1600 years how it reduses to 0.5mg,and 0.25mg in 3200 years \n" ); document.write( "

Algebra.Com's Answer #462574 by Cromlix(4381) $\"\"$ $\"About$

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The mass(1 mg) is still there but the activity has reduced by half in 1600 years.
\n" ); document.write( "Only half the particles (Alpha and beta) are being emitted. \n" ); document.write( "

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