Smoke detectors require essentially.

Aluminium

- 27

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Actinium

- 227

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Carbon

- 14

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Americium

- 241

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Solution

The correct option is D Americium $- 241$
Smoke detectors require Americium- 241.

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Similar questions

_{89}^{227} A c

_{90}^{227} T h

β

_{89} A c^{227}

\frac{9}{13} o f 221 + 1 \frac{4}{9} o f 378 = 241 + ?

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