At a Particular Time,a Radioactive Source a Has a Strength $\times$

question 103

Multiple Choice

At a particular time,a radioactive source A has a strength of 1.60 $\times$ 10¹¹ Bq and a half-life of 15.0 d,and a second source B has a strength of 8.50 $\times$ 10¹¹ Bq.Sources A and B have the same strength 45.0 d later.The half-life of B is

• A)0.19 d
• B)8.3 d
• C)2.8 d
• D)5.4 d
• E)28 d

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Definitions:

Social Obligations

The responsibilities or duties one has to other individuals or groups in society.

Dispositional Attribution

Dispositional Attribution involves attributing a person's behavior to their internal qualities or traits, rather than to external factors or situations.

Collectivistic Attribution

The tendency to attribute individuals' behaviors and success to their collective groups, emphasizing group goals over individual achievements.

Situational Attribution

Refers to attributing an individual's behavior to external or environmental factors.