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Calculate the formula weight of compound...

Calculate the formula weight of compounds `NO_2`

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NCERT TELUGU-CHEMICAL CALCULATION -Problems of Practice
  1. Calculate the formula weight of compounds NO2

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  2. Calculate the formula weight of compounds glucose (C6 H(12) O6)

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  3. Calculate the formula weight of compounds NaOH

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  4. Calculate the formula weight of compounds Mg (OH)2

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  5. Calculate the formula weight of compounds methanol (CH3OH)

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  6. Calculate the formula weight of compounds PCl3

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  7. Calculate the formula weight of compounds K2CO3

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  8. What is the mass in grams of a calcium atom, Ca?

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  9. What is mass in grams of an ethanol molecule, C2H5OH ?

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  10. Calcualte the mass (in grams) of each of the following species. a. ...

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  11. H2O2 is a colourless liquid. A concentrated solution of it is used as ...

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  12. Boric acid, H3 BO3 is a mild antiseptic and is often used as an eye wa...

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  13. CS2 is a colourless, highly inflammable liquid used in the manufacture...

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  14. Nitric acid, HNO3 is a colourless, corrosive liquid used in the manufa...

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  15. Obtain the moles of substances in the following. a. 3.43 g of C b...

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  16. How many molecules are there in 56 mg HCN ?

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  17. Calculate the following Number of molecules in 43 g NH3

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  18. Calculate the following Number of atoms in 32.0 g Br2

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  19. Calculate the following Number of atoms in 7.46 g Li

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  20. A substance on analysis, gave the following percentage composition, Na...

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