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The mass of a photon with a wavelength equal to 1.54 x 10 -8 cm is:
(1) 0.8268 x 10 -34 kg
(2) 1.287 x10 -33 kg
(3)1.4285x 10 -32kg
(4) 1.8884 x 10 -32 kg
ans: 1.4285x 10 -32
Coordination complexes are so pervasive that the structure and reactions are defined in many ways, sometimes confusingly. The atom within a ligand that is bonded to the central ato
Difference between thermoplastic and thermosetting polymers Thermoplastic polymers Thermosetting polymers (1) Thermoplastic polymers
Which of the following two compounds would you wait for to have a greater dipole moment? Support your reply by writing the corresponding (plausible) resonance structures.
need help answering questions for the lab
Q. Define atomic mass units? Atomic mass Scientists have set up a standard for the measurement of atomic mass by assigning the carbon-12 atom a mass of 12 atomic mass units (a
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Describe discovery of sub atomic particles
Write the structures of monomers used in the preparation of: a. Teflon b. PMMA
ABAOUT ANY MAGNATIC CALCULATION OF TRANSAYION ELEMENT.
The energy of electron in hydrogen atom in its grounds state is -13.6 eV. The energy of the level corresponding to the quantum number equal to 5 is: (1) -0.54 eV (2)
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