The half life of Th232 is 1.4 × 1010 years and that
of its daughter element Ra238 is 7 years. What
amount (most nearly) weight of Ra238 will be in
equilibrium with 1gm of Th232 ?
(A) 5 × 10–10gm (B) 5.0 gm
(C) 1.95 × 10–9 gm (D) 2 × 10–10 gm
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Therefore:
Correct option: (A) 5 × 10^-10 gm
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Answered by
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Explanation:
The half life of Th232 is 1.4 × 1010 years and that
of its daughter element Ra238 is 7 years. What
amount (most nearly) weight of Ra238 will be in
equilibrium with 1gm of Th232 ?
(A) 5 × 10–10gm (B) 5.0 gm
(C) 1.95 × 10–9 gm (D) 2 × 10–10 gm
Attachments:
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