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Recent questions tagged telegram-46027
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(chatquestion)...24. The ratio of de-Broglie wavelengths of molecule of 2+a helium at 27°C and hydrogen at 227°C is 2a The value of a is (1) 3 (2) 5 (3) 2 (4) 6
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telegram-46027
asked
Jan 20, 2020
by
balaji.thirumalai
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