Calculate the Number of Americium-241 Atoms Present in a Smoke $\mu$

question 74

Multiple Choice

Calculate the number of americium-241 atoms present in a smoke alarm containing 0.30 $\mu$ g of radioactive ²⁴¹Am (241.06 g/mol) .

• A)7.5 \(\times\) 10¹⁴ atoms
• B)1.8 \(\times\) 10¹⁷ atoms
• C)2.5 \(\times\) 10²¹ atoms
• D)6.0 \(\times\) 10²³ atoms
• E)1.4 \(\times\) 10⁵ atoms

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Definitions:

Algorithms

Fixed, step-by-step procedures for solving problems or completing tasks, often used in computing and mathematical operations for guaranteed solutions.

Heuristics

Mental shortcuts or rules of thumb that simplify decision making, not always leading to the most accurate conclusions.

Shortcut Strategies

Methods or techniques used to solve problems or make decisions more efficiently by reducing the cognitive load.

Inductive Reasoning

A method of reasoning in which conclusions are drawn from specific examples or evidence, moving from the particular to the general.