Question

A new element, Philosophium, was discovered. It has a decay constant of 0.00291 s−10.00291 s−1 and...

A new element, Philosophium, was discovered. It has a decay constant of 0.00291 s−10.00291 s−1 and is a known alpha‑particle emitter.

Answer the following three questions, using three significant digits.

Part A: Which curve best represents a typical nuclear decay curve?

C

B

A

D

Part B: At a certain time, 91.10 g91.10 g of Philosophium are present. How much remains (?f)Nf) after 8.4508.450 minutes?

?f=Nf=

g

Part C: What happens to the atomic number of one of the decaying nuclei?

The atomic number of the daughter nucleus is the same as the atomic number of the Philosophium.

The atomic number of the daughter nucleus is less than the atomic number of the Philosophium.

There is not enough information to answer the question.

The atomic number of the daughter nucleus is greater than the atomic number of the Philosophium.

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Answer #1

N a) t ->t b N(t) = No e of N= Given mass molar mass -xx8.45x60 M (8-45) (Molar mass philoseum element is not given in questi

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