The Work Function of Sodium Is = 2

question 28

Multiple Choice

The work function of sodium is = 2.9 * 10^-19 J. What is the maximum wavelength that can cause ejection of photoelectrons from a sodium surface?

• A) 151 nm
• B) 222 nm
• C) 45.1 nm
• D) 451 nm
• E) 685 nm

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Expected Profit

The forecasted amount of profit calculated by multiplying potential outcomes by their probabilities of occurrence.

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The anticipated financial return from an investment or business activity, considering potential risks and earnings.

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The most favorable amount of goods or services, determined through analysis, to meet specific objectives like minimizing costs or maximizing profit.

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