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MODERN PUBLICATION-STRUCTURE OF ATOM-EXERCISE
- Calculate the number of molecules present in 0.5 moles of CO2 ?
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- Rydberg's constant is equal to 1.09678 . 10^7 m^(-1).Calculate the wa...
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- Convert 35 ℃ to ℉
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- Convert 35 ℃ to K
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- The second member of Lyman series in hydrogen spectrum has wavelength ...
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- The wavelength of first member of Balmer series in the hydrogen spectr...
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- The wavelength of first spectral line in the balmer series is 6561 ang...
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- The wavelength of first spectral line in the balmer series is 6561 ang...
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- Calculate the molecular mass of H2SO4
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- A potential difference of 20 kV is aplied across an X-ray tube.Findt e...
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- Answer the following statement- Durelumin is a mixture.
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- Express 1012 in roman numbers.
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- Express 971 in roman numbers.
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- Give one example of molecule in which empirical formula and molecular ...
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- Answer the following question- Is solder an alloy?
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- Give one example of molecule in which empirical formula and molecular ...
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- State whether the statement is true or false- Solder is a metal.
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- Calculate the number of moles in the following masses : 3.68 g of Fe
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- Using Bohr's formula for energy quantisation, determine the ionisation...
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- The wavelength of KalphaX-rays produced by an X-ray tube is 0.76 overs...
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