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Organic Chemistry
Page 9
Questions (3,939)
Aspirin, C9H8O4, is produced from salicylic acid, C7H6O3, and acetic anhydride, C4H6O3:
C7H6O3 + C4H6O3 --> C9H8O4 + HC2H3O2 a.
4 answers
asked by
greeny
3,018 views
Cumene is a compound containing only C and H that is used in the production of Phenol and acetone in industry. combustion of
4 answers
asked by
NONO
1,127 views
A student who was isolating aspirin stopped the experiment after the filtration step with alumina. One week later, the methanol
4 answers
asked by
CM
2,427 views
The compound known as butylated hydroxytoluene, abbreviated as BHT, contains carbon, hydrogen, and oxygen. A 2.751 g sample of
4 answers
asked by
Anonymous
367 views
The analysis of halogenated hydrocarbon gave the following results:
A sample of mass m=255mg produces 273.7 mg carbon dioxide and
4 answers
asked by
vicky
1,112 views
What is the major difference between the two-dimensional and three- dimensional models of ethane and methane? When might you
6 answers
asked by
Jessica
4,383 views
An organic compound that has the empirical formula CHO has a molecular mass of 145 amu. Its molecular formula is?
5 answers
asked by
Stefhanie help me pls
4,104 views
write the equations for the substitution reaction of methene with bromine under the following conditions.
a) reaction in the
4 answers
asked by
denis
3,475 views
Which of the following compounds has the highest vapor pressure at 25°C?
A. CH3CH2OH B. CH3OCH3 C. CH3CH2CH2Cl D. CH3CH2CH3 E.
4 answers
asked by
Jake
6,334 views
Sorbitol is a sweet substance found in fruits and berries and someties used as a sugar substiture. An aqueous solution containin
5 answers
asked by
Christian help please
1,412 views
How do you name the products?
2-ethyl-1,3-hexanediol is oxidized. One option is that the primary alcohol is oxidized, but not the
5 answers
asked by
Caleb
2,532 views
In the most stable conformation of trans-1-isopropyl-3-methylcyclohexane, what positions do the methyl and isopropyl groups
4 answers
asked by
Dawn
3,888 views
Oxalic acid, found in the leaves of rhubarb and other plants, is a diprotic acid.
H2C2O4 + H2O ↔ H3O+ + HC2O4- Ka1= ? HC2O4- +
4 answers
asked by
Ashley
2,725 views
Determine the empirical and molecular formulas for vanillin given that its molar mass is 152 g/mole and its
composition is:
4 answers
asked by
villarin,jake
3,007 views
An unknown compound, X, is though to have a carboxyl group with a pKa of 2.0 and another ionizable group with a pKa between 5
4 answers
asked by
ron
1,673 views
Which has the higher boiling point?
(a) CH3CH2CH2CH2CH3 or (b) CH3CH2CH2CH2CH2CH2CH2CH3
4 answers
asked by
krystal
2,496 views
what is the name for (NH4)2C2H3O2
4 answers
asked by
morgan
782 views
Separation scheme for isolating benzoic acid
Could you please show me a separation scheme for isolating benzoic acid from a
4 answers
asked by
Jessica
3,605 views
The esterification of acetic acid and ethanol is given by the reaction below:
C2H5OH(aq) + CH3COOH(aq)===>CH3COOC2H5(aq) + H2O(l)
5 answers
asked by
Bababab
2,357 views
2. Why doesn’t the neutral organic compound (Flourene) dissolve in 1.5 M sodium hydroxide solution?
4 answers
asked by
Dora
1,631 views
Carminic acid,a naturally occuring red pigment extracted from the cochineal insect, contains only C,H,and O. It was commonly
4 answers
asked by
Jake
1,585 views
Phthalic acid, H2C8H404, is a diprotic acid used in the synthesis of phenolphthalein indicator. Ka1= 1.2x 10^-3, and Ka2 = 3.9 x
4 answers
asked by
Rachael
4,029 views
Vanillin contains 63.15% C, 5.30%H, and oxygen. What is the empirical formula of vanillin?
4 answers
asked by
Anonymous
1,140 views
why is aniline soluble in HCl and nitrobenzene not?
4 answers
asked by
Anonymous
1,668 views
you have two sample of mannitol .one melted between 168-169 c and the other melted between 161-168 .which sample has the greater
4 answers
asked by
Abeer
1,707 views
Benzyl alcohol (b.p. 205 °C) was selected by a student to crystallize fluorenol (m.p. 153-154 °C),
because the solubility
2 answers
asked by
Anonymous
713 views
A sample of sucrose, C12H22O11(s),contains 0.16 mol of oxygen, atoms(O).
a.) What amount in moles of sucrose is in the sample?
4 answers
asked by
Lg
2,942 views
Phenylacetic acid (C6H5CH2COOH) is one of the substances that accumulates in the blood of people with phenylketonuria, an
4 answers
asked by
hannah
3,387 views
A hot recrystallization solution is not filtered unless absolutely necessary.give reason.
4 answers
asked by
david
1,969 views
What property of paradichlorobenzene may convince you that it is an ingredient in mothballs?
Please help. I have no idea. I did
4 answers
asked by
John
2,380 views
Which compound is most likely to be a gas at room temperature? Explain.
A.propane B.2-chloropropane C.propanal D.propanone
4 answers
asked by
12mr5
2,197 views
The pKa values of acetylene, ehtylene and ethane are 25, 44 and 50 respectively. This means that acetylene is the strongest acid
3 answers
asked by
Delli
1,137 views
1.15g of acetylsalicylic ia recovered from an aspirim synthesis reaction that began with 2g of salicylic acid, what would be the
4 answers
asked by
Mouzier
1,005 views
Is there any difference between oxalic acid and oxalic acid dihydrate? Is there difference in their molar mass? Is the molar
4 answers
asked by
Nsp
1,376 views
What does it mean when we say that KHC8H4O4 is not hygroscopic ?
thank for helping~
4 answers
asked by
limit
1,191 views
H2C=C=CH2 molecule is linear, what are they hybridization states of the carbon atoms? draw diagrams to show sigma and pi bonds.
4 answers
asked by
George
4,491 views
What is the molecular formula for an alkane with 12 carbon atoms? (Type your answer using the format C2H4 for C2H4.)
so this
4 answers
asked by
Sarah
2,226 views
Could you help me with this question:
A molecule of chloroform, CHCl3, has the same shape as a molecule of methane CH4. However,
4 answers
asked by
Sabrina
1,266 views
K2CO3 is an excellent drying agent for some classes of organic compounds. would it be a better choice for an acid (RCO2H)or an
5 answers
asked by
Jason
2,014 views
Paclitaxel, C47H51NO14, is an anticancer compound that is difficult to make in the lab. One reported synthesis requires 11
2 answers
asked by
ChemHelp
694 views
The number of C atom in 0.00102 mol CH 3(CH2)4CH2OH
4 answers
asked by
Xinner
779 views
Why was tert. Butyl chloride washed with aqueous sodium hydrogen carbonate�?
7 answers
asked by
Eddie
2,649 views
Complete combustion of a sample of a hydrocarbon in the presence of excess oxygen produces equal molar quantities of carbon
3 answers
asked by
Anonymous
1,503 views
Which one of the following is a diastereomer of (2R,3R)-2,3-dibromopentane?
How do I got about this?
4 answers
asked by
chemmy
1,147 views
Which of the following compounds are organic?
Check all that apply. SO2 CH3F C8H18O Cu(NH3)6Cl2
4 answers
asked by
Shatoya
3,199 views
Which formula represents an organic acid?
HCOOCH3 CH3CH2OH CH3COCH3 HCOOH Can you please help me
4 answers
asked by
Kiki
3,055 views
For each organic compound, determine if it is an alkane, alkene, or alkyne. (No ringed structures and only one multiple bond per
4 answers
asked by
bekah
1,303 views
Consider the crystallization of sulfanilamide from 95% ethyl alcohol. If impure sulfanilamide is dissolved in the minimum amount
4 answers
asked by
michael smith
2,993 views
A sample of an alcohol is tested and found to contain 52% carbon, 35% oxygen, and 13% hydrogen by mass. Tests indicate that the
4 answers
asked by
greeny
2,624 views
An organic pesticide (MW 183.7) is 8.43% Cl. A 0.627-g sample containing the pesticide plus inert material containing no
4 answers
asked by
Charmaine
1,869 views
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Acids and Bases
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