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Express the following to four significan...

Express the following to four significant figures 23.4551

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Express the following to four significant figures 12.6552

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MBD PUBLICATION-BASIC CONCEPT OF THEORY-QUESTION BANK
  1. Express the following to four significant figures 1.236981

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  2. Express the following to four significant figures 45.3712

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  3. Express the following to four significant figures 23.4551

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  4. Express the following to four significant figures 12.6552

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  5. Express the following to four significant figures 2.67891xx10^3

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  6. Express the result of the following calculations to the appropriate nu...

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  7. Express the result of the following calculations to the appropriate nu...

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  8. Express the result of the following calculations to the appropriate nu...

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  9. Express the result of the following calculations to the appropriate nu...

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  10. The mass of a metal piece is 6.234 g and its density is 7.5/gcc. Calcu...

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  11. Zinc oxide was produced by the following methods : on heating 1.236g ...

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  12. Zinc oxide was produced by the following methods : 0.936 g zinc was di...

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  13. Lead forms three oxides A,B,C The quantity of oxygen in each of the ox...

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  14. 0.4 g hydrogen combines with the 3.2 g oxygen to produce water. Hydrog...

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  15. State of law of conservation of mass.

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  16. State of law of definite proportion.

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  17. State the law of multiple proportion.

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  18. State the law of reciprocal proportion.

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  19. which law is observed by two oxides of carbon i.e. carbon monoxide and...

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  20. Explain the law of multiple proportions by taking suitable example.

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