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- Part A What is the probability that this molecule will be in the lowest-energy state? Express your answer to three significant figures. ? Pi = Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part B What is the probability that it will be in the highest-energy state? Express your answer to three significant figures.5. fa) The chemical shift of some tin (Sn) UNIT II 5. fá) The chemical shift of some tin ( compounds are as follows : Sn**; 0 mm/s, Sn (4-covalent); 2:1 mm/s and Sn2+; 3.7 um/s Explain.Why does fluorescence tend to be the mirror image of absorption?
- Q25.7 The rate of fluorescence is in general higher than that for phosphorescence. Can you explain this fact?The velocity selector in the problem prior to this one is used in a mass spectrometer. Protons(with zero neutrons) are the most common hydrogen nuclei. Some hydrogen isotopes, however, haveeither one or two neutrons in addition to the proton. If a beam of hydrogen nuclei is shot into amagnetic eld of strength 2.0T and the nuclei do a u-turn after which they strike a detector, how farapart will the three isotopes be on the detector surface? Assume both protons and neutrons have amass of 1:67 10?27kg and e = 1:60 10?19C.Cont.Many chemistry problems result in equations of the form 1.44 × 10¬2 (0.298 – x) When this equation is solved, the two values of the unknown x are and Submit Answer Retry Entire Group No more group attempts remain