kafaraniarjelda kafaraniarjelda

23-05-2023
Physics

contestada

Pleaseee help meee
thorium isotope (Th^232) has a half-life of 1.4*10¹⁰ years.
a)write the radioactive decay equation.
b) find the radioactive radiation activity of 10 g of thorium
c)and the activity after 10 years

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