The Decay Constant of a Radioactive Nuclide Is 3 $10 ^{- 3}$

question 127

Multiple Choice

The decay constant of a radioactive nuclide is 3.1 x $10 ^{- 3}$ $\mathrm { s } ^ { - 1 }$ At a given instant,the activity of a specimen of the nuclide is 70 kBq.How much later has the activity declined to 10 kBq?

• A)630 s
• B)690 s
• C)750 s
• D)820 s
• E)880 s

Recognize the importance of external auditors and audit committees in reviewing and ensuring the adequacy of internal control systems.

Understand detector controls and their role in identifying fraudulent activities.

Understand the treatment and impact of NSF cheques and bank service charges on accounting records.

Comprehend the purpose and components of a bank reconciliation process.

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Making changes to the details or settings of an account within a system.