▾ Part A Zinc has a work function of 4.30 eV. What is the longest wavelength of light that will release an electron from a zinc surface? Express your answer using two significant figures. A = 290 nm Submit Previous Answers Part B Review | Constants | Periodic Table Correct Correct answer is shown. Your answer 288 nm was either rounded differently or used a different number of significant figures than required for this part. A 4.90 eV photon strikes the surface and an electron is emitted. What is the maximum possible speed of the electron? Express your answer using two significant figures. ΘΕ ΑΣΦ ? хахь √x x x IXI X.10" Umax = 3.75 105 Submit Previous Answers Request Answer × Incorrect; Try Again; 5 attempts remaining Provide Feedback ☑ m/s Next >
▾ Part A Zinc has a work function of 4.30 eV. What is the longest wavelength of light that will release an electron from a zinc surface? Express your answer using two significant figures. A = 290 nm Submit Previous Answers Part B Review | Constants | Periodic Table Correct Correct answer is shown. Your answer 288 nm was either rounded differently or used a different number of significant figures than required for this part. A 4.90 eV photon strikes the surface and an electron is emitted. What is the maximum possible speed of the electron? Express your answer using two significant figures. ΘΕ ΑΣΦ ? хахь √x x x IXI X.10" Umax = 3.75 105 Submit Previous Answers Request Answer × Incorrect; Try Again; 5 attempts remaining Provide Feedback ☑ m/s Next >
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