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A student of performs a titration with d...

A student of performs a titration with different burettes and finds titre values of `25.2 mL`, `25.25 mL`, and `25.0 mL`. The number of significant figures in the average titre value is …..

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All digits are significant except zeros at the beginning of the number and possibly terminal zeros.
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The answer to each of the following questions is a single digit integer, ranging from 0 to 9. If correct answers to the question number A,B,C and D (say) are 4,0,9 and 2 respectively, then correct darkening of bubbles should be as shown on the side. (B) A student performs a titration with different buretters and finds titre values of 25.2 mL, 25.25 mL and 25.0 mL. The number of significant figures in the average titre value is ........

A student performs a titration with different burettes and find titre values of 25.2 mL, 25.25 mL and 25.0 mL . What is the average titre value based upon rounded off principle ?

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RC MUKHERJEE-MISCELLANEOUS PROBLEMS FOR REVISION-SUBJECTIVE TYPE QUESTIONS
  1. Fill in the blanks. ""92^235U + ""0^1n to ""52^137 A + ""40^97B + …...

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  2. Fill in the blanks. ""34^82Se to 2 ""(-1)^0e + ….

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  3. Calculate the amount of calcium oxide required when it reacts with 852...

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  4. An element crystallises in f.c.c. lattice having edge length 400 p m. ...

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  5. Around 20% surface sites have adsorbed N(2). On heating N(2) gas evolv...

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  6. For the reaction: 2X (g) to 3Y (g) + 27 (g) Assuming ideal ...

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  7. Calculate the velocity of an electron in Bhor's first orbit of hydroge...

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  8. Find the de Broglie wavelength of the electron in the first orbit.

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  9. Find the orbital angular momentum of the 2p orbital in terms of h // 2...

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  10. Calculate Delta G^@ for the following reaction. Ag^(+) (aq) + Cl^...

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  11. 6.539 xx 10^(-2) of metallic Zn (65.39 amu) was added to 100 mL of s...

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  12. The dissociation constant of a substituted benzoic acid at 25^@C is 1....

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  13. At 400 K, the root mean square (rms) speed of a gas X (molecular weigh...

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  14. Calculate the total number of alpha and beta particles emitted in the...

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  15. Find the oxidation number of Mn in the product of alkaline oxidative f...

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  16. The coordination number of Al in the crystalline state of AlCl(3) is .

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  17. In a constant volume calorimeter, 3.5 g of a gas with molecular weight...

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  18. A student of performs a titration with different burettes and finds ti...

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