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Avogadro’s number is the number of molec...

Avogadro’s number is the number of molecules present in

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FULL MARKS-BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS -Additional Questions Solved(Fill in the blanks)
  1. The mass in grams of 0.45 mole of Ca^(2+) ions

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  2. The mass of one molecule of HI in grams is

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  3. Avogadro’s number is the number of molecules present in

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  4. Equivalent mass of KMnO(4) when it is converted to MnSO4 is equal to m...

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  5. The empirical formula of hydrogen peroxide is

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  6. Molecular mass =…….

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  7. When 22.4 litres of H(2) (g) is mixed with 11.2 litres of Cl(2)(g), ea...

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  8. 5.6 L of a gas at STP are found to have mass of 11 g. The molecular ma...

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  9. The oxidation number of fluorine in all its compounds is equal to

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  10. The value of Avogardro's number is .

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  11. 46 g of ethanol contains

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  12. The mass of one mole of CaCl(2) is ................ .

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  13. 22 g of CO(2) contains ……….. molecules of CO(2).

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  14. The formula weight of ethanol (C(2)H(5)OH) is

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  15. The number of moles of ethane in 60 g is

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  16. The volume of HCI gas weighing 73 g at STP is

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  17. The molar volume of 22 g of CO(2) is…..

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  18. The number of moles of oxygen required to prepare 1 mole of water is

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  19. The oxidation state of a substance in its elementary state is equal to

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  20. The oxidation number of Cr in K(2)Cr(2)O(7) is………

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