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The correctly reported answer of the add...

The correctly reported answer of the addition of 142. 138, 3.214 and 17 will be

A

`162.352`

B

`162.35`

C

`162.4`

D

162

Text Solution

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The correct Answer is:
D
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AAKASH INSTITUTE-SOME BASIC CONCEPTS OF CHEMISTRY -ASSIGNMENT SECTION A (Objective Type Questions (One option is correct))
  1. The correctly reported difference of 19.3226 and 8.06 will have sigini...

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  2. On dividing 0.86 by 16.564, the actual answer is 0.0519198. The correc...

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  3. The correctly reported answer of the addition of 142. 138, 3.214 and 1...

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  4. After rounding of 5.235 and 5.225 to three significant figures , we wi...

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  5. The actual product of 5.786 and 4.2 is 24.3012 . The correctly reporte...

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  6. Which one of the following samples contains the smallest number of ato...

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  7. A sample of ammonium phosphate (NH(4))(3) PO(4) contains 3.18 moles of...

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  8. 4.0 g of NaOH contains

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  9. The number of significant figures in 0.0035 is

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

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  11. In which of the following numbers all zeros are significant ?

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  12. The prefix atto stands for

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  13. Which one of the following is not an element ?

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  14. Which one of the following statements is correct ?

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  15. Which one of the following statements is false ?

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  16. A balanced chemical equation is in accordance with

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  17. When pentane , C(5) H(12) is burned in excess oxygen , the products of...

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  18. Which one of the following best explains the law of conservation of ma...

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

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

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