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Calculate the number of moles in the fol...

Calculate the number of moles in the following masses : 3.68 g of Fe

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MODERN PUBLICATION-STRUCTURE OF ATOM-EXERCISE
  1. Convert 35 ℃ to K

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  2. The second member of Lyman series in hydrogen spectrum has wavelength ...

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  3. The wavelength of first member of Balmer series in the hydrogen spectr...

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  4. The wavelength of first spectral line in the balmer series is 6561 ang...

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  5. The wavelength of first spectral line in the balmer series is 6561 ang...

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  6. Calculate the molecular mass of H2SO4

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  7. A potential difference of 20 kV is aplied across an X-ray tube.Findt e...

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  8. Answer the following statement- Durelumin is a mixture.

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  9. Express 1012 in roman numbers.

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  10. Express 971 in roman numbers.

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  11. Give one example of molecule in which empirical formula and molecular ...

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  12. Answer the following question- Is solder an alloy?

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  13. Give one example of molecule in which empirical formula and molecular ...

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  14. State whether the statement is true or false- Solder is a metal.

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  15. Calculate the number of moles in the following masses : 3.68 g of Fe

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  16. Using Bohr's formula for energy quantisation, determine the ionisation...

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  17. The wavelength of KalphaX-rays produced by an X-ray tube is 0.76 overs...

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  18. Calculate the number of moles in the following masses : 83.5 mg of F

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  19. Answer the following question- Is solder a metal?

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  20. How many significant figures are present in 8.256

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