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No, it does not depend upon concentrations of reactants,
From the Arrhenius equation, k = Ae^(-Ea/RT)
We can say, that it is dependent on activation energy(Ea) and temperature, and also the occurrence of a catalyst, as it changes the effective activation energy.
If the velocity of hydrogen molecule is 5x 10 4 cm sec -1 then its de-Broglie wavelength is: (1) 2 Å (2) 4 Å (3) 8 Å (4)100 Å Ans: 4 Å
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