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Calculate the number of molecules in 11 g of `CO_(2)`

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SURA PUBLICATION-HALF YEARLY MODEL QUESTION PAPER-Subjective Questions
  1. (i) Differentiate convex lens and concave lens. (ii) What is meant b...

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  2. Define electric potential and potential difference.

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  3. Calculate the number of molecules in 11 g of CO(2)

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  4. Write notes on (i) Saturated solution. (ii) Unsaturated solution.

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  5. Define rate of reaction.

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  6. A plant hormone was first discovered in Japan when rice plant were suf...

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  7. A pure tall plant (TT)is crossed with pure dwarf plant (tt),What would...

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  8. Arun was playing in the garden. Suddenly he saw a dragon fly sitting o...

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  9. The ratio of masses of two planets is 2:3 and the ratio of their radi...

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  10. (i) What are the concepts prepared by Galileo? (ii) List any five pr...

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  11. (i) A metal rod 6.522 long at 285 k expands by 0.576 m at 363 k. find ...

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  12. Explain the salient features of periods in the modern periodic table.

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  13. (i) What is Transpiration? Give the importance of transpiration. (ii...

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  14. Illustrate the structure and functions of brain.

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  15. While catching a cricket ball the fielder lowers his hands backwards. ...

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  16. When a ball of 0.5 kg mass moving with a speed of 20 ms^(-1) rebounds ...

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  17. What is Rayleigh's scattering?

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  18. Write the different types of isotopes of oxygen and its percent...

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  19. A solution is prepared by dissolving 45g of sugar in 180g of water. Ca...

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  20. When an aqueous solution of potassium chloride is added to an aqueous ...

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