Difficult
In Dumas' method of estimation of nitrogen,$0.35 \ g$ of an organic compound gave $55 \ mL$ of nitrogen collected at $300 \ K$ temperature and $715 \ mm$ pressure. The percentage composition of nitrogen in the compound would be (aqueous tension at $300 \ K = 15 \ mm$). (in $\%$)
- A$15.45$
- B$16.45$
- C$17.45$
- D$14.45$
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Similar Questions
In Carius method for estimation of halogens,$180 \ mg$ of an organic compound produced $143.5 \ mg$ of $AgCl$. The percentage composition of chlorine in the compound is $............. \%$.
[Given : molar mass in $g \ mol^{-1}$ of $Ag = 108$,$Cl = 35.5$]
[Given : molar mass in $g \ mol^{-1}$ of $Ag = 108$,$Cl = 35.5$]
Describe the Kjeldahl's method and the principles for the estimation of nitrogen present in an organic compound.
What are the advantages of the $CHN$ elemental analysis method?
Easy
View SolutionIn the Carius method of estimation of halogen,$0.15 \ g$ of an organic compound gave $0.12 \ g$ of $AgBr$. Find out the percentage of bromine in the compound.
Difficult
View SolutionFill in the blanks:
$(1)$ .......... gas is produced in Kjeldahl's method and absorbed in ...........
$(2)$ The excess $H_2SO_4$ is added in Kjeldahl's method and then the remaining $H_2SO_4$ is titrated with a calculated ..........
$(1)$ .......... gas is produced in Kjeldahl's method and absorbed in ...........
$(2)$ The excess $H_2SO_4$ is added in Kjeldahl's method and then the remaining $H_2SO_4$ is titrated with a calculated ..........
Easy
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