2,220 Answered Questions for the topic organic chemistry
Organic Chemistry
04/21/20
CHEMISTYR HOMEWORK
Calculate [H3O+] for a solution of hydrochloric acid for which pH = 3.10.Enter your answer in scientific notation. Be sure to answer all parts.
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Organic Chemistry
04/21/20
CHEMISTRY HOMEWORK
Be sure to answer all parts.The hydronium ion concentration in blood of three different patients was:Patient [H30+]A 3.15 x 10 - 8B 1.26 x 10 - 8C 3.97 x 10 - 8What is the pH of each patient's...
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Organic Chemistry
04/21/20
chemistry homework
Determine how many times more acidic a solution is at pH 2 relative to pH 8.0. Enter your answer and please explain steps.
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04/20/20
Compare the solubility of silver chromate in each of the following aqueous solutions:
Compare the solubility of silver chromate in each of the following aqueous solutions:
Clear All
0.10 M KNO3
0.10 M NH4CH3COO
0.10 M K2CrO4
0.10 M AgCH3COO
More soluble than in pure...
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04/20/20
The maximum amount of silver chloride that will dissolve in a 0.104 M silver nitrate solution is
The maximum amount of silver chloride that will dissolve in a 0.104 M silver nitrate solution is ____ M.
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04/20/20
Calculate the solubility of CaCO3 (a) in pure water and (b) in a solution in which [(NH4)2CO3] = 0.216 M.
Calculate the solubility of CaCO3 (a) in pure water and (b) in a solution in which [(NH4)2CO3] = 0.216 M.
Solubility in pure water =
M
Solubility in 0.216 M (NH4)2CO3 =
M
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04/20/20
Solid sodium carbonate is slowly added to 75.0 mL of a 0.0611 M lead acetate solution. The concentration of carbonate ion required to just initiate precipitation is
Solid sodium carbonate is slowly added to 75.0 mL of a 0.0611 M lead acetate solution. The concentration of carbonate ion required to just initiate precipitation is _____ M.
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04/20/20
The solubility of Fe2S3 is measured and found to be 2.16×10-16 g/L. Use this information to calculate a Ksp value for iron(III) sulfide.
The solubility of Fe2S3 is measured and found to be 2.16×10-16 g/L. Use this information to calculate a Ksp value for iron(III) sulfide.Ksp =
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04/16/20
General Chemistry Lab Question 4.16.20
In lab you are asked to perform an experiment that requires 100.00 mL of a 0.350 M potassium chloride solution. All you have in the lab though is a 0.750 M potassium chloride solution. Explain (in...
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Organic Chemistry Chemistry
04/16/20
Find unique peaks
Hi can somebody tell me how many unique peaks does a 3,5-diethyl-4-heptanone has
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04/16/20
Chemistry question
What are the functional groups present?How many multiple bonds present?
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04/15/20
Chem math question 4.5.20
During an experiment, a student reacted 1.785 g of trisodium phosphate with 20.00 mL of 0.678 M copper (II) chloride to produce solid copper (II) phosphate and aqueous sodium chloride. Determine...
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04/15/20
General Chemistry Question
Would acetaminophen be highly soluble in water? Or low soluble in water? Does it have something to do with the hydrogen bonding?
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04/15/20
Chemistry Question 4.15.20
A 1.753 g sample of an unknown nonelectrolyte is dissolved in 25.00mL of cyclohexane. The resulting solution freezes at 2.46 oC, whereas the freezing point of pure cyclohexane is 6.47 o Cyclohexane...
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Organic Chemistry Chemistry
04/13/20
If you react 1.5 g of salicylic acid with excess acetic anhydride calculate the theoretical yield of aspirin below.
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04/11/20
Chemistry question
According to measurements, most people's exposure to naturally-occurring background radiation comes from what source?
smoke detectors
X-rays
radon gas
nuclear power plants
medical waste
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04/11/20
Chemistry question
What are chylomicrons?
enzymes that remove amino acids from the N-terminal end of peptides and proteins possessing a free amino group
hormones secreted in the small intestine that stimulate the...
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04/11/20
Chemistry question
Some fats and oils undergo oxidation and hydrolysis reactions when they come into contact with moist air at room temperature and acquire a characteristic disagreeable odor. This property of fats...
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04/11/20
Chemistry question
The following are carbohydrates except _________.
erythrose
triglycerides
xylulose
ribose
mannose
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04/11/20
Chemistry question
Why are radioactive isotopes used for various applications? Select all correct responses.
We can detect the radioactivity.
We can use the energy given off.
They are all artificially produced.
They...
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04/11/20
Chemistry question
Which of the following is likely NOT a source of exposure to radiation?
medical sources
one's own body
consumer products
radon gas
the water we drink
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04/11/20
Chemistry question
Glycerol is used for the synthesis of all except _______.
glycolipids
phospholipids
diacylglycerols
glucose
triacylglycerols
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04/10/20
Chemistry question
Organic chemistry historically arose from the study of compounds from what source?
the elements
living things
medicine
geological samples
the dye industry
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04/10/20
Chemistry question
Why is half-life such a useful concept for understanding radioactive processes?
Having a half-life implies radioactive decay by alpha emission.
A half-life is a characteristic value for a given...
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