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Calculate the number of oxygen atoms in ...

Calculate the number of oxygen atoms in 0.20 mole of `Na_(2)CO_(3).10H_(2)O`.

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`1.56xx10^(24)`
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ICSE-MOLE CONCEPT AND STOICHIOMETRY-WORKSHEET-2
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  2. What mass of Ca will have the same number of atoms as in 3.2 g of S ?

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  3. Calculate the number of oxygen atoms in 0.20 mole of Na(2)CO(3).10H(2)...

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  9. Calculate the volume occupied by 0.46 g of nitrogen dioxide at S.T.P. ...

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  10. Calculate the actual mass of : an atom of hydrogen

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  11. Calculate the actual mass of : a molecule of NH(3)

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  12. Calculate the actual mass of : the atom of silver. Given mass (Ag = ...

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  13. Calculate : the number of moles of O(2) which contain 8.00 g of O(2)...

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  14. Calculate : the number of moles of methane in 0.80 g of methane.

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  15. Calculate : the weight of 0.25 g atom of calcium.

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  16. Which of the following contains maximum number of molecules ?

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  17. Calculate the number of: molecules in one kg of calcium chloride.

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  18. Calculate the number of: hydrogen atoms in 0.1 mole of H(2)SO(4)

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  19. Calculate the number of: particles in 0.1 mole of any substance.

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  20. The mass of 5.6 litres of a certain.gas at S.T.P. is 12 g. What is the...

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