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Add 6.65xx10^(4) and 8.95xx10^(3)....

Add `6.65xx10^(4)` and `8.95xx10^(3)`.

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Exponent is made same for both numbers
`6.65xx10^(4)+0.895xx10^(4)=7.545xx10^(4)`
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AAKASH SERIES-STOICHIOMETRY-PROBLEMS
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  2. 11.2 L of oxygen STP and 8 grams of calcium are allowed to react. What...

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  3. Add 6.65xx10^(4) and 8.95xx10^(3).

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  4. Give the answer for 2.5xx1.25 in specificant figures.

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  5. Gaseous elements are monotomic or diatomic Comment.

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  6. What is the percentage weight of metallic element in the constitution ...

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  7. If 3.1gm Phospherous is present in a sample of Ca(3)(PO(4))(2) the wh...

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  8. Copper forms two oxides following law of variable proportions. One gra...

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  9. Two oxide of metal M have 27.6% and 30% oxygen by weight. If the formu...

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  10. The weight percentage of carbon dioxide and carbon disulphide are resp...

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  11. What is the volume ratio of the product gases in the decomposition of ...

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  12. if relative mass of He is taken as one unit, What is that of calcium?

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  13. The relative abundance of ""^(12)C and ""^(13)C are respectively 98.89...

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  14. Neon is naturally available as ""^(20)Ne and ""^(22)Ne with average at...

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  15. What is the formula mass of gypsum?

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  16. Calculate the mass of a fructose molecule.

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  17. If 0.02 g of a volatile compound on heating displaces 11.2 ml of dry ...

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  18. A hydrated metal chloride contains 27.8% metal and 48.5% halogen by w...

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  19. How many atoms are present in 2 grams of calcium? (GAW of Ca is 40g)

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  20. What is avogram?

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