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A 200g golf ball is moving with a speed of 5 m per hour. The associated wave length (h = 6.625 x 10 -34 J sec)is: (1) 10- 1 0 m (2) 10 -20 m
example of chemical reaction
give the mechanism of additin of HCN to acetaldehyde?????
For the energy levels in an atom, which one of the following statements is correct: (1) There are seven principal electron energy levels (2) The second principal energy leve
pplications of radiotracers in analytical mathods
Q. Explain about Hydrogen Sulphide? Hydrogen sulphide is the only thermodynamically stable sulphane. It is a foul smelling and poisonous gas. H 2 S is prepared in the labora
How is chemistry important in medicine & healthcare?
what are the chemical poperties of p-block elements ?
The ionization energy of hydrogen atom is -13.6eV. The energy required to excite the electron in a hydrogen atom from the ground state to the first excited state is (Avogadro's co
give some experiments to show difference between alcohol and phenol of class 12 level
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