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0.30 g of a substance gives 0.88 g of carbon dioxide and 0.54 g water. Calculate the percentage of carbon and hydrogen in it.
asked
Feb 16, 2019
in
Chemistry
by
kratos
class 11
detection
estimation of elements
class-11
organic chemistry
+2
votes
1
answer
0.316 g of an organic compound, after heating with fuming nitric acid and barium nitrate
asked
Dec 16, 2018
in
Chemistry
by
kratos
organic chemistry
class 11
class-11
some basic principles and techniques
estimation of elements
detection
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votes
1
answer
0.35 g of an organic substance was Kjeldahlised and the ammonia obtained was passed into 100 ml of N/5 H2SO4.
asked
Nov 18, 2018
in
Class 11
by
kratos
class 11
measurement of angles
class-11
some basic principles and techniques
estimation of elements
detection
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vote
1
answer
0.2004 g of glucose gave on combustion 0.2940 g of CO2 and 0.1202 g of H2O. Find the percentage composition.
asked
Oct 8, 2018
in
JEE
by
kratos
class 11
organic compounds
class-11
jee
chemical thermodynamics
estimation of elements
detection
jee mains
+3
votes
1
answer
Which one of the following is true for any diprotic acid H2X
asked
Aug 8, 2018
in
Class 11
by
kratos
class 11
measurement of angles
trigonometry
estimation of elements
detection
relation and functions
range
+3
votes
1
answer
find the tension in the cord just after release is
asked
Jul 11, 2018
in
Physics
by
kratos
class 11
detection
surface tension
physics
problem on meniscus
estimation of elements
measurement of angles
wave motion
oscillations
+2
votes
1
answer
Which type of organic compounds cannot be Kjeldahlised?
asked
Mar 11, 2018
in
Chemistry
by
kratos
organic chemistry
class 11
class-11
some basic principles and techniques
estimation of elements
detection
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