When organic compounds containing sulfur are burned, sulfurdioxide is produced. The amount of SO 2 formed can be determined by the reaction with hydrogen peroxide: H 2 O 2 ( a q ) + S O 2 ( g ) → H 2 S O 4 ( a q ) The resulting sulfuric acid is then titrated with a standard NaOH solution. A 1.302-g sample of coal is burned and the SO 2 is collected in a solution of hydrogen peroxide. It took 28.44 mL of a 0.1000- M NaOH solution to titrate the resulting sulfuric acid. Calculate the mass percent of sulfur in the coal sample. Sulfuric acid has two acidic hydrogens.
When organic compounds containing sulfur are burned, sulfurdioxide is produced. The amount of SO 2 formed can be determined by the reaction with hydrogen peroxide: H 2 O 2 ( a q ) + S O 2 ( g ) → H 2 S O 4 ( a q ) The resulting sulfuric acid is then titrated with a standard NaOH solution. A 1.302-g sample of coal is burned and the SO 2 is collected in a solution of hydrogen peroxide. It took 28.44 mL of a 0.1000- M NaOH solution to titrate the resulting sulfuric acid. Calculate the mass percent of sulfur in the coal sample. Sulfuric acid has two acidic hydrogens.
Solution Summary: The author explains that the mass percent of sulphur in sample of coal has to be determined.
When organic compounds containing sulfur are burned, sulfurdioxide is produced. The amount of SO2 formed can be determined by the reaction with hydrogen peroxide:
H
2
O
2
(
a
q
)
+
S
O
2
(
g
)
→
H
2
S
O
4
(
a
q
)
The resulting sulfuric acid is then titrated with a standard NaOH solution. A 1.302-g sample of coal is burned and the SO2 is collected in a solution of hydrogen peroxide. It took 28.44 mL of a 0.1000-M NaOH solution to titrate the resulting sulfuric acid. Calculate the mass percent of sulfur in the coal sample. Sulfuric acid has two acidic hydrogens.
Draw the condensed structural formula and line-angle formula for each:
2,3-dimethylheptane
3-bromo-2-pentanol
3-isopropyl-2-hexene
4-chlorobutanoic acid
Record the IUPAC names for each of the structures shown below.
a)
b)
c)
OH
d)
OH
e)
A solution of 14 g of a nonvolatile, nonelectrolyte compound in 0.10 kg of benzene boils at
81.7°C. If the BP of pure benzene is 80.2°C and the K, of benzene is 2.53°C/m, calculate the
molar mass of the unknown compound. AT₁ = Km (14)
Chapter 6 Solutions
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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell