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Define one mole....

Define one mole.

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The mole is the amount of substances of a system which contain as means elementary entities as there are atoms in 0.012 kg of carbon -12, its symbol is 'mol'.
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SUBHASH PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY -TWO MARKS QUESTIONS AND ANSWERS
  1. Give S.I. unit of the following physical quantity time, thermodynamic ...

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  2. Write the mathematical form for mole fraction.

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  3. Define one mole.

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  4. Match the following prefixes with they multiples:

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  5. Calculate molarity and normality of the following solution. (a) HCl, (...

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  6. How many significant figures are there in the following (a) 6.022 xx 1...

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  7. Express 150 pounds in SI units

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  8. Write 325 g and 0.0010 g in exponential notation.

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  9. Define law of conservation of mass.

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  10. Explain law of constant composition with suitable example.

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  11. State Gay Lussac's law.

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  12. Compute the mass of one molecule and the molecular mass of C(6)H(6) (b...

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  13. An organometallic compound on analysis was found to contain, C = 64.4%...

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  14. 4 g of copper chloride on analysis was founded to contain 1.890 g of c...

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  15. Calculate the number of grams of oxygen in 0.10 mol of Na(2)CO(3).10H(...

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  16. How many grams of Cl(2) are required to completely react with 0.4 g of...

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  17. Conc. HCl is 38% HCl by mass. What is the molarity of this solution is...

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  18. State Gay Lussac's law.

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  19. Calculate the volume of O(2) at STP liberated by heating 12.25 g of KC...

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  20. 1 M solution of NaNO(3) has density 1.25 g cm^(-3). Calculate its mola...

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