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Perform each of the following calculatio...

Perform each of the following calculations . Round off your answers to two digits.
`frac (1) ((3.40 xx 10^(24))`

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Perform each of the following calculations . Round off your answers to two digits. frac (33) (9.00 xx 10^(-4))

Perform each of the following calculations. Round off your answers to two digits. frac(33)(9.00 xx 10-4)

Perform each of the following calculations. Round off your answers to two digits. frac(1.4 xx 10^9)((2.77 xx 10^3)(3.76 xx 10^5)

Perform each of the following calculations. Round off your answers to two digits. frac((4 xx 10^-3)(9.9 xx 10^5))((789)(1.002 xx10^-10)(0.3 xx 10^2)

Perform each of the following calculations. Round off your answers to three digits. frac (8.94xx 10 ^(4)) (4.35xx10^(4))

Perform each of the following calculations. Round off your answers to three digits. (3.26 xx 10^4) (1.54 xx 10^6)

Perform each of the following calculations. Round off your answers to three digits. frac (9.28xx10^(9)) ((9.9 xx 10^(-7)) (511) (2.98xx10^(-6))

Perform each of the following calculations. Round off your answers to three digits. frac(8.9 xx 10^6)(4.35 xx 10^4)

Perform each of the following calculations. Round off your answers to three digits. (8.39 xx 10^7) (4.53 xx 10^9)

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CHETANA PUBLICATION-INTRODUCTION TO ANALYTICAL CHEMISTRY-EXAMPLE
  1. Give the number of significant figures in each of the following : 0...

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  2. Give the number of significant figures in each of the following : 1...

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  3. Give the number of significant figures in each of the following : 1...

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  4. Express the quantities in above with or without exponents as the case ...

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  5. Express the quantities in above with or without exponents as the case ...

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  6. Express the quantities in above with or without exponents as the case ...

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  7. Express the quantities in above with or without exponents as the case ...

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  8. Write each of the following in ordinary decimal form 3.49 xx 10^-11...

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  9. Write each of the following in ordinary decimal form : 3.75 xx 10^-...

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  10. Write each of the following in ordinary decimal form : 5.16 xx 10^...

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  11. Write each of the following in ordinary decimal form : 43.71 xx10 ...

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  12. Write each of the following in exponential notation : 0.011 xx 10^-3...

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  13. Write each of the following in ordinary decimal form : 143 xx 10^-2

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  14. Write each of the following in exponential notation : 0.00477 xx 10...

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  15. Perform each of the following calculations . Round off your answers to...

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  16. Perform each of the following calculations . Round off your answers to...

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  17. Perform each of the following calculations. Round off your answers to ...

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  18. Perform each of the following calculations. Round off your answers to ...

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  19. Perform the following operations : 3.971 xx 10^7+ 1.98 xx 10^4

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  20. Perform the following operations : 4.11 xx 10^(-3)+ 8.1 xx 10^(-4),

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