1.

""_92^238Uis radioactive and it emits alpha and beta particles to form ""_82^206Pb . Calculate the numberof alpha and betaparticles emitted in this conversion. An ore of ""_92^238Uis found to contain ""_92^238U and""_82^206Pbin the weight ratio of 1:0.1. The half-life period ""_92^238U is 4.5 xx 10^9 years. Calculate the age of the ore.

Answer»

SOLUTION :`8, 6, 7.098 XX 10^8 ` YEARS


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