1.8 g hydrogen stoms sre excited to rad ation the study ofse tra indic – InterviewSolution

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1.	1.8 g hydrogen stoms sre excited to rad ation the study ofse tra indicates that 27% of the toni arein3rd c gy level and 15% of arms in 2nd energy level and the rest in grund stne.fl.PofH is 21.710-12 erg Calculate-No. of stoms preserd in Ill &Ienergy level.Total energy evolved when all the atoms returm to ground state.
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