Q4-Determent the number (No)?, where the (R-896* 10¹4 Bq) at time (9h) and the wave length (544*10* nm). using the law R=R₂e²=tf and R₁ = N₂A
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![Q4-Determent the number (No)?, where the (R=896* 10¹4 Bq) at time (9h) and the wave length
(544*10* nm).
using the law
R=R₂ ett
and
R₁ = N₁A
*No is the
number of
undecayed nuclei](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F570725c3-3c8a-47b5-9e29-022802abb85c%2F9487b44a-cfe6-4244-abc9-b2844d4f162c%2Fr5ftw3i_processed.jpeg&w=3840&q=75)
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