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A gas cylinder contains 12 xx 10^(24) mo...

A gas cylinder contains `12 xx 10^(24)` molecules of oxygen gas.
If Avogadro's number is `6 xx 10^(23)`. Calculate :
The mass of oxygen present in the cylinder.

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ICSE-MOLE CONCEPT AND STOICHIOMETRY-IMPORTANT NUMERICAL EXERCISES
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  6. A vessel contains 5.6 g of nitrogen (N(2)) gas. Calculate the followin...

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  7. A vessel contains 5.6 g of nitrogen (N(2)) gas. Calculate the followin...

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  8. A gas cylinder contains 24 xx 10^(24) molecules of nitrogen gas. If Av...

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  9. A gas cylinder contains 24 xx 10^(24) molecules of nitrogen gas. If Av...

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  10. A certain gas 'X' occupies a volume of 100 cm^(3) at STP and weighs 0....

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  11. Calculate the number of moles and the number of molecules present in 1...

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  12. Calculate the vapour density of ethene. (C = 12, H = 1).

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  13. A gas cylinder contains 12 xx 10^(24) molecules of oxygen gas. If Av...

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  14. A gas cylinder contains 12 xx 10^(24) molecules of oxygen gas. If Av...

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  15. A cylinder contains 68 g of ammonia at STP. How many moles of ammoni...

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  16. A cylinder contains 68 g of ammonia at STP. What is the volume occup...

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  17. A cylinder contains 68 g of ammonia at STP. How many molecules of am...

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  18. A gas cylinder can hold 1 kg of hydrogen at room temperature and press...

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  19. A gas cylinder can hold 1 kg of hydrogen at room temperature and press...

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  20. A gas cylinder can hold 1 kg of hydrogen at room temperature and press...

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