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Half life of 24Na is 900 minutes. What is its decay constant? |
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Answer» Given : t1/2 = 900 minutes To find : λ Formula : λ = \(\frac{0.693}{t_{1/2}}\) Calculation : λ = \(\frac{0.693}{t_{1/2}}\) = \(\frac{0.693}{900\,min}\) λ = 7.7 x 10-4 min-1 ∴ Decay constant for 24Na is 7.7 x 10-4 min-1. |
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