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Calculate the mass of the following 6....

Calculate the mass of the following
`6.022 times 10^23` number of `N_2` molecules

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  • ATOMS AND MOLECULES

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VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
  1. Calculate the mass of the following 0.5 mole of N atoms

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  2. Calculate the mass of the following 3.011 times 10^23 number of N at...

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  3. Calculate the mass of the following 6.022 times 10^23 number of N2 m...

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  4. Convert in to moles: 12 g of O2 gas

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  5. Convert in to moles: 20 g of water

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  6. Convert in to moles: 22 g of carbon dioxide

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  7. Write the valencies of Fe in FeCl2 and FeCl3.

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  8. Calculate the molar mass of suphuric acid (H2SO4) and glucose (C8H12O6...

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  9. Which has more number of atoms 100 g of sodium or 100 g of iron? Justi...

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  10. Write an equation for decomposition reaction where energy is supplied ...

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  11. Give an example for decomposition reaction.

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  12. Give an example for decomposition reaction.

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  13. Give examples to Electrolysis

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  14. How does chemical displacement reaction differ from chemical decomposi...

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  15. Differentiate between chemical displacement reactions and chemical dec...

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  16. Name the reactions taking place in the presence of sunlight.

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  17. Give two examples for oxidation - reduction reaction.

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  18. Draw a diagram to show the experimental setup for the law of conservat...

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  19. Why do we apply paint of iron articles ?

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  20. How can we prevent rusting of Iron?

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