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No of atoms in 4 gram of calcium...

No of atoms in 4 gram of calcium

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To find the number of atoms in 4 grams of calcium, we can follow these steps: ### Step-by-Step Solution: 1. **Determine the Molar Mass of Calcium**: The molar mass of calcium (Ca) is approximately 40 grams per mole. 2. **Calculate the Number of Moles in 4 Grams of Calcium**: ...
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NARAYNA-SOME BASIC CONCEPTS IN CHEMISTRY STOICHIOMETRY (PART-I)-All Questions
  1. No of gram atoms in 12.044 xx 10^(23) Na atoms

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  2. Mass of one hydrogen atom

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  3. No of atoms in 4 gram of calcium

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  4. No of molecules in 2.2 grams of Co(2)

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  5. The volume occupied by 35.5g of CI(2) at S.T.P.

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  6. Calculate the no. of moles in 0.72 grams of glucose ?

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  7. Calculate weight of 0.1 moles of Na(2)CO(3)?

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  8. Calculate the number of moles in 5.6 lit of methane at STP ?

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  9. Calculate weight of 3.011 xx 10^(23) molecules of SO(2)?

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  10. Calculate the number of molecules in 1120 ml of hydrogen at STP?

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  11. What is the ratio of number of molecules, if tha mass ratio of N(2) an...

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  12. Equivalent weight of sulphate ion and bicarbonate ion :

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  13. H(2)SO(4)+NaOH rarr NaHSO(4)+H(2)O In this equation the equivalent wei...

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  14. H(2)SO(4)+2NaOH rarr Na(2)SO(4) +2H(2)O In this equation the equivalen...

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  15. Mg(OH)(2)+HCI rarr Mg(OH)CI +H(2)O In this reaction, the equivalent ...

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  16. Mg(OH)(2) +2HCI rarr MgCI(2) +2H(2)O In this reaction, the equivalen...

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  17. 1.0 g of a metal oxide gave 0.2 g of metal. Calculate the equivalent w...

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  18. 74.5 g of a metallic chloride contain 35.5 g of chlorine. The equivale...

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  19. 24 grams of metal reacts with an acid and liberated 22.4 lit of hydrog...

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  20. 1.520 g of the hydroxide of a metal on ignition gave 0.995 g of oxide....

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