A 01000-G Sample of Phosphorus-32 Has an Activity of 1 $\times$

question 143

Multiple Choice

A 0.1000-g sample of phosphorus-32 has an activity of 1.056 $\times$ 10¹⁵ Bq.After seven days,what is the activity of the sample? Assume the molar mass of ³²P is 32 g/mol and its half-life is 14.3 days.

• A)5.6 \(\times\)10^-7 Bq
• B)0.34 Bq
• C)8.5 \(\times\) 10⁸ Bq
• D)7.5 \(\times\) 10¹⁴ Bq
• E)5.2 \(\times\) 10¹⁴ Bq

---

Definitions:

Loudly

Producing or capable of producing a high volume of sound; often used to describe speech, music, or other noises that are clearly audible.

Cerumen

A natural, waxy substance produced in the ear canal that protects the ear from dust, foreign particles, and microorganisms.

Honey-Colored

A description typically used for the appearance of some wounds, skin infections, or crusts that are yellow to gold in color.

Hygiene

Practices and habits that aim to maintain health and prevent the spread of diseases, often through cleanliness.