Question

2. Calculate the energy of a photon with wavelength of 870 nm . \( 2.28 \times 10^{-19} \mathrm{~J} \) \( 8.70 \times 10^{-19} \mathrm{~J} \) \( 3.45 \times 10^{5} \mathrm{~J} \) \( 3.00 \times 10^{-28} \mathrm{~J} \)

          2. Calculate the energy of a photon with wavelength of 870 nm .
\( 2.28 \times 10^{-19} \mathrm{~J} \)
\( 8.70 \times 10^{-19} \mathrm{~J} \)
\( 3.45 \times 10^{5} \mathrm{~J} \)
\( 3.00 \times 10^{-28} \mathrm{~J} \)

2. Calculate the energy of a photon with wavelength of 870 nm .
2.28 × 10^-19 J
8.70 × 10^-19 J
3.45 × 10^5 J
3.00 × 10^-28 J

Added by Danny M.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

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Solved by Expert Derrick Danso

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The energy \( E \) of a photon is given by the formula: \[ E = \frac{hc}{\lambda} \] where: - \( h \) is Planck's constant (\( 6.626 \times 10^{-34} \, \text{J s} \)) - \( c \) is the speed of light (\( 3.00 \times 10^8 \, \text{m/s} \)) - \( \lambda \) is the Show more…

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2. Calculate the energy of a photon with wavelength of 870 nm . \( 2.28 \times 10^{-19} \mathrm{~J} \) \( 8.70 \times 10^{-19} \mathrm{~J} \) \( 3.45 \times 10^{5} \mathrm{~J} \) \( 3.00 \times 10^{-28} \mathrm{~J} \)