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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The Answer of 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

The Work Function of Sodium Is  