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Find percentage nitrogen by mass in Hist...

Find percentage nitrogen by mass in Histamine?

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The correct Answer is:
37.84
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JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAIN-CHEMISTRY
  1. Determine degree of hardness in term of ppm of CaCO3 of 10^(-3) molar ...

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  2. Given a solution of HNO3 of density 1.4 g/mL and 63% w/w. Determine mo...

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  3. Find percentage nitrogen by mass in Histamine?

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  4. Determine the amount of NaCl to be dissolved in 600g H(2)O to decrease...

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  5. On passing a particular amount of electricity in AgNO3 solution, 108 g...

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  6. In the following reaction A is :

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  7. Which of the following reaction will not form racemic mixture as produ...

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  8. Amongst the following , the form of water with the lowest ionic conduc...

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  9. Biochemical oxygen demand (BOD) is defined as ............ in ppm of O...

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  10. Among the statements (a)-(d) , the correct ones are : (a) Lithium ha...

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  11. The decreasing order of basicity of the following amines is :

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  12. Given following complexes (I) Na4[Fe(CN)6] (II) [Cr(H2O)6] Cl2 (III)...

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  13. Given K(sp) for Cr(OH)3 is 6 xx 10^(-31) then determine [OH^- ]. (Negl...

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  14. Number of sp^2 hybrid orbitals in Benzene is

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  15. The reaction of H(3)N(3)B(3)Cl(3)(A) with LiBH(4) in tetrahydrofuran g...

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  16. In a box a mixture containing H2, O2 and CO along with charcoal is pre...

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  17. Monomer(s) of which of the given polymer is chiral?

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  18. Given complex [Co(NH3)4Cl2]. In it if Cl – Co – Cl bond angle is 90^@ ...

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  19. Reactant A represented by square is in equilibrium with product B repr...

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  20. Consider the following reactions The compound [P] is :

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