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Calculate the volume of oxygen required ...

Calculate the volume of oxygen required for the complete combustion of 0.25 moles of methane at STP.

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CHETANA PUBLICATION- SOME BASIC CONCEPTS OF CHEMISTRY-EXERCISE
  1. Calculate the no. of moles present in 0.0056 m^3 of Ar and 224 cm^3 of...

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  2. A signature made by graphite pencil is of weight 2 xx 10^-3 g . Calcu...

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  3. Calculate the volume of oxygen required for the complete combustion of...

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  4. A sample of pure water , whatever the source always contains……………… by ...

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  5. Which of the following compounds can NOT demonstrate the law of multip...

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  6. Which of the following temperature will read the same value on Celsius...

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  7. SI unit of the quantity electric current is ………………

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  8. In reaction N 2 + 3H2 rarr 2NH3 the ratio by volume ofN2 , H2 and NH...

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  9. Which of the following has maximum number of molecules ?

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  10. How many g of H2 O are present in 0.25 mol of it ?

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  11. The number of molecules in 22.4 cm^3 of nitrogen gas at STP is

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  12. Which of the following has the largest number of atoms ?

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  13. A sample of pure water , whatever the source always contains……………… by ...

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  14. The number of molecules in 22.4 cm^3 of nitrogen gas at STP is

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  15. In reaction N 2 + 3H2 rarr 2NH3 the ratio by volume ofN2 , H2 and NH...

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  16. The temperature at absolute zero is.

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  17. Define the term unit .

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  18. What is the ratio of molecules in 1 mole of NH3 and 1 mole of HNO3 ?

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  19. What is a chemical reaction ?

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  20. Calculate number of moles of hydrogen in 0.448 litre of hydrogen gas a...

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