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Calculate the number of molecules of a g...

Calculate the number of molecules of a gas occupying 280 ml at STP.

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MBD PUBLICATION-BASIC CONCEPT OF THEORY-QUESTION BANK
  1. What would be the volume of 44 gm of carbon dioxide at S.T.P.

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  2. Calculate the number of molecules present in 4 gms of NaOH.

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  3. Calculate the number of molecules of a gas occupying 280 ml at STP.

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  4. Calculate the number of molecules in 11 gram of carbon dioxide

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  5. Calculate the number of molecules in 1 gm water.

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  6. Calculate the number of atoms in 20 gms of calcium atom of calcium is ...

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  7. Calculate the total charge in a mole of electron.

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  8. 1 litre of a gas at NTP weights 0.5 gm .What is the molecular weight o...

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  9. The measured density of helium gas at NTP is 0.1784 gm per litre. What...

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  10. How many molecules are present in 90 gms of water ?

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  11. Give the simplest formula of a compound containing 50% of element , X ...

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  12. What is the amount of caustic soda present in 25 ml of 0.05 M solution...

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  13. Calculate the normality of the following : 0.585 g NaCl/100 cc solutio...

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  14. Calculate the normality of the following : 0.49 g H2SO4//1000 cc solut...

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  15. 5.85 g of NaCl is dissolved in 90 g water what is the mole fraction of...

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  16. Define molality. 29.25 gms of NaCl are present in 529.25 gms of solut...

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  17. Calculate the normality of the resulting solution obtained by mixing 1...

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  18. What is the amount of BaSO4 Formed when 0.02 mole of BaCl2 solution is...

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  19. By heating 10 gms of CaCO3 5.6 gms of Cao formed . What is the weight ...

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  20. Calculate the volume of oxygen and volume of air needed for combustion...

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