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How many seconds are there in 2 days?...

How many seconds are there in 2 days?

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V PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-QUESTION BANK
  1. A piece.of metal is, 3 inch (represented by in) Iong. What is its leng...

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  2. A jug contains 2 L of milk. Calculate the volume of the milk in m^3.

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  3. How many seconds are there in 2 days?

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  4. A compound has 93.70 carbon and 6.29 hydrogen. If its molar mass is 12...

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  5. Calculate number of moles produced if 200 g of hydrogen reacts with ni...

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  6. Calculate the molecular mass of the following. (i)H2O (ii) CO2 (iii...

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  7. Calculate the mass percentage of elements present in NaSO4 sodium sulp...

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  8. Determine the empirical formula of an oxide of iron which contains 69....

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  9. Calculate the amount of CO2 produced when 1 mole of carbon is burned i...

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  10. Calculate the mass of sodium acetate (CH3COONa)required to make 500 mL...

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  11. Calculate the concentration of nitric acid in moles per litre in a sam...

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  12. How much copper can be obtained from 100 g of CuSO4

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  13. Determine the empirical formula of an oxide of iron which contains 69....

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  14. Calculate the following In three moles of ethane (C2H6) Number of mol...

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  15. Calculate the concentration of sugar (C12H22O11) in mol L^-1 if its 20...

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  16. If the density of methanol is '0.793kgL^(-1)', what is its volume need...

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  17. Pressure is determined as force per unit area of the surface. The SI u...

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  18. What is the SI unit of mass? How is it defined?

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  19. What do you mean by significant figures?

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  20. A sample of drinking water was found to be severely contaminated with ...

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