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The value of (5.86xx3.96)/(2.86) will be...

The value of `(5.86xx3.96)/(2.86)` will be equal to

A

2

B

8.1

C

8.11

D

8.113

Text Solution

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The correct Answer is:
C
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NARAYNA-SOME BASIC CONCEPTS OF CHEMISTRY-EVALUATE YOURSELF
  1. Round off 0.1525 upto three significant figures

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  2. Round of 0.1576 upto one digit after decimal

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  3. The value of (5.86xx3.96)/(2.86) will be equal to

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  4. The percentage of hydrogen in water and hydrogen peroxide is 11 .1 and...

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  5. Element X forms five stable oxides with oxygen of formula X(2) O, XO ,...

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  6. Which of the following represents Avogadro's hypothesis ?

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  7. When 200 g of lime strongly heated , it undergoes thermal decompositio...

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  8. Carbon and oxygen react in ratio 3 : 8 by mass to form CO(2) . What we...

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  9. Cu forms two oxides cuprous and cupric oxides, which law can be proved...

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  10. The law of conservation of mass holds good for all of the following ex...

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  11. Equal volumes of gases at the same temperature and pressure contain eq...

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  12. Which of the following pair of compounds illustrate the law of multipl...

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  13. Atomic weight of chlorine is 35.5 . It has two isotopes of atomic weig...

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  14. The number of moles of nitrogen atom in 56 g nitrogen is

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  15. The number of mole of N - atom in 18.066 x 10 ^(23) nitrogen atoms is

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  16. What weight in grams is represented by 1.5 moles of sulphur dioxide ?

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  17. The number of atoms in 32 g of SO(2) is approximately

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  18. The number of atoms present in 1 mole of nitrogen molecule are

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  19. Boron has two stable isotopes, .^(10)B(19%) and .^(11)B(81%). The atom...

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  20. The percentage of nitrogen in HNO(3) is

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