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The energy of the electron in the first orbit of He + is -871.6x 10 -20 J . The energy of the electron in the first orbit of hydrogen would be : (1) -871.6 x10 -20 J
In the study of mechanisms of various chemical reactions, Deuterium and Tritium are used as tracers.
Why a covalent bond is directional? Covalent bond is formed as a result of pairing of two electrons in atomic orbitals of two atoms. Bond then must lie along the direction of
The base "G" in DNA is guanine. a 15 ug sample of guanine in excess oxygen resulting in 21.84 ug of CO2, 4.47 ug of H2O, and 22.83 ug of NO2. How many grams of carbon does 15 ug
Sharp line source: When the bandwidth of the primary radiation is low with respect to the profile of the analyte absorption, the given amount of analyte would absorb more radi
Question: (a) Explain the potential health risk which composting will pose to workers or to those located near a facility. (b) A number of concerns have been shown in regar
why C-12 is taken as standard for atomic mass?
The nucleus of an atom can be assumed to be spherical. The radius of the nucleus of mass number 7 is given by 1.25x 10 -13 A 1/3 cm Radius of atom is one A. If the mass number
DRAW A SET UP FOR THE FOLLOWING SEPERATION TECHNIQUES; FILTRATION,SEPERATING FUNNEL EVAPORATION ,DECANTATIOON, DISTILLATION.
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