The energy of one mole of photons of radiation of frequency 2×1012 Hz in J mol−1 is ___(Nearest integer) [Given, h=6.626×10−34 Js, NA=6.022×1023mol−1 ]

E=nhϑ=6.023×1023×6.625×10−34×2×1012=798 J/mol

The energy of one mole of photons of radiation of frequency 2×1012 Hz in J mol−1 is ___(Nearest integer) [Given, h=6.626×10−34 Js, NA=6.022×1023mol−1 ]

E=nhϑ=6.023×1023×6.625×10−34×2×1012=798 J/mol

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The energy of one mole of photons of radiation of frequency $2 \times 10^{12}$ Hz in J $m o l^{- 1}$ is ___(Nearest integer) [Given, $h = 6.626 \times 10^{- 34} J s, N_{A} = 6.022 \times 10^{23} m o l^{- 1}$ ]

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$E = n h ϑ$
$= 6.023 \times 10^{23} \times 6.625 \times 10^{- 34} \times 2 \times 10^{12}$
$= 798 J / m o l$

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The energy of one mole of photons of radiation of frequency 2×1012 Hz in J mol−1 is ___(Nearest integer) [Given, h=6.626×10−34 Js, NA=6.022×1023mol−1 ]

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The energy of one mole of photons of radiation of frequency $2 \times 10^{12}$ Hz in J $m o l^{- 1}$ is ___(Nearest integer) [Given, $h = 6.626 \times 10^{- 34} J s, N_{A} = 6.022 \times 10^{23} m o l^{- 1}$ ]