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The Excited State of a Certain Atom Is 3

question 43

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The excited state of a certain atom is 3.2 eV ± 0.21 eV.
(a) What is the average lifetime of this state?
(b) If the excited energy doubled (6.4 eV ± 0.21 eV) how would the lifetime be affected?


Definitions:

Variety

The range of different items, products, or choices available within a category or market.

Double Coincidence

A term from economics referring to the situation where two parties each hold an item the other wants, enabling an exchange without the need for money.

Goods And Services

Physical items that satisfy human wants (goods) and intangible benefits provided to consumers (services).

Barter

The direct exchange of goods and services without the use of money as a medium.

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