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Calculate the number of atoms in 48 g of...

Calculate the number of atoms in 48 g of He?

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MAXIMUM PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-EXAMPLE
  1. The balanceing of chemical eruation is based on which of the following...

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  2. Which among the following is the heaviest?

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  3. Calculate the number of atoms in 48 g of He?

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  4. One mole of CO2 contains how many gram atoms?

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  5. Fill in the blank The ratio of gram atoms of Au and Cu in 22ct gold ...

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  6. A compound contains 69.5% oxygen and 30.5% nitrogen and its molecular ...

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  7. The total number of electrons present in 1 mole of water is

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  8. Fill in the blank 40g NaOH is present in 100 ml of a solution. Its m...

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  9. Classify the following substances into homogeneous and heterogeneous m...

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  10. Calculate the volume occupied by 4.4 g of CO2 at STP?

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  11. During a group of discussion a student argued that "the water of sea a...

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  12. During a group of discussion a student argued that "the water of sea a...

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  13. During a group of discussion a student argued that "the water of sea a...

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  14. "When science developed some theories are also modified". Write the mo...

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  15. Carbon combines with oxygen to form CO and CO2. What is the law behind...

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  16. Carbon combines with oxygen to form CO and CO2. State the law.

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  17. Calculate the volume occupied by 6.02*10^25 molecules of oxygen at STP...

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  18. Calculate the molality of a solution of NaOH containing 20g of NaOH in...

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  19. Calculate the mole fraction of NaOH in a solution containing 20 g of N...

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  20. 12 g of carbon reacts with 32 g of oxygen to form 44 g of carbon dioxi...

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