2,221 Answered Questions for the topic organic chemistry

Organic Chemistry

12/13/21

AP chem equations and reactions summary
Butane, C4H10, is a hydrocarbon that burns according to the unbalanced chemical reaction below. Balance the equation.__C4H10 (g) + ___O2 (g) --> ___CO2 (g) + ___H2O (g)a. At STP, if 4.50 L of... more
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Organic Chemistry

12/13/21

Find the Percent yield
25.0 grams of chlorine reacts with 29.0 grams of sodium 2Na+Cl2→2NaCl The Percent yield?
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Organic Chemistry Chemistry

12/12/21

Chemistry Problems
What do the properties of a molecule depend on?What does VSEPR stand for and what does the theory state?Why are molecules such as H2, HCl and BeF2 linear in shape?What is the shape and the bond... more
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Organic Chemistry Science Biology Chemistry

12/11/21

What happens if a large volume of hypotonic solution is administered intravenously? What about if it is a hypertonic solution?
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Organic Chemistry Chemistry

12/10/21

Please draw by hand a 3D diagram of the molecule Cadeverine and follow the instructions below

Draw (by hand) a 3-D diagram of the molecule. Label all bond angles. Label the VSEPR shape at each central atom. Wherever possible, keep central atoms in the same plane.when you are done!! Does the... more
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Organic Chemistry Science Chemistry Biochemistry

12/10/21

what is the molarity of unknown HCL from the known NaOH concentration.
we did this titration lab and I got the following info. We used 6.8333 mL average of 0.7 molarity NaOH to neutralize 25.00 mL of HCL. what are the moles, molarity, ph the of the HCL in this lab?... more
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Organic Chemistry Science Chemistry Biochemistry

12/10/21

Determining the percentage composition of Vinegar.
In this lab, we were titrating CH₃COOH with NaOH. we used an average of 33.433 mL of 0.7 molarity NaOH to neutralize 25mL of CH₃COOH. The questions are:calculate the moles of NaOH from the average... more
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12/10/21

Chemistry Bonding Covalent Structures

Write the following elements structural formula, electron dot formula, molecular shape, bond polarity (P or NP) and Molecular polarity (P or NP)Elements: H2O2, HCOOH, HCN, CO(NH2)2 , N2H4, C2H4,... more
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Organic Chemistry Chemistry Sat Math Computer Science

12/10/21

Chemistry Covalent Structures Bonding

Write the following elements structural formula, electron dot formula, molecular shape, bond polarity (P or NP) and Molecular polarity (P or NP) Elements: NH3, CH4, CCl4, CCl2F2, C2H2, CH2O, CH3CH2OH
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12/10/21

How many milliliters each of purified water and an isotonic sodium chloride solution should be used to prepare 30 mL of a 1% w/v isotonic solution o fentanyl citrate (E = 0.11)?
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Organic Chemistry Science Chemistry Biochemistry

12/10/21

How many milliliters of a 0.9% solution of sodium chloride should be used in compounding the prescription?
Phenylephrine hydrochloride 1%Chlorobutanol 0.5%Sodium chloride qsPurif ed water ad 15 mLMake isotonic sol.Sig. use as directed
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Organic Chemistry Science Chemistry Biochemistry

12/09/21

Sodium chloride is a 2-ion electrolyte, dissociating 90% in a certain concentration. How to calculate (a) its dissociation actor and (b) the freezing point of a molal solution?
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Organic Chemistry Science Chemistry Biochemistry

12/09/21

Isotonic sodium chloride solution contains 0.9% w/v sodium chloride. If the E-value of boric acid is 0.52, what is the percentage strength (w/v) of an isotonic solution of boric acid?
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Organic Chemistry Science Chemistry Physics

12/09/21

MOLECULAR GEOMETRY OF AMMONIA
Tell me if I indicated the right statements that would describe the molecular geometry of NH3 (Ammonia) if not, please kindly correct me.a. General Formula : AX3Eb. Total Number of Electron Domains... more
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Organic Chemistry Chemistry Biochemistry

12/09/21

Draw the individual amino acids that form this tripeptide. Draw the zwitterion forms.
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Organic Chemistry

12/08/21

how many moles of butane are there in kg of propane
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Organic Chemistry Chemistry

12/08/21

Can someone please help me with these chemistry questions
Several organic acids can be found in wine, list a few of them and explain why it is crucial to monitor these organic acids like malic acid. What temperature should a solution be heated to in... more
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Organic Chemistry Chemistry

12/08/21

Can someone please help me with these chemistry questions
What is the difference between gradient and isocratic elution systems in HPLC of opioids? Why is the beer carbonated? In order to detect pesticides or other hazardous contaminants with LC-MS, what... more
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Organic Chemistry Chemistry

12/08/21

Can someone please help me with these chemistry questions
Based on the structure of hemoglobin, how are different types of hemoglobin eluted from a sample using HPLC at different times? What is unique about the cell wall of a diatom compared to other... more
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Organic Chemistry Chemistry

12/08/21

Can someone please help me with these chemistry questions
Describe in detail the use of SDS and dithiothreitol in SDS-PAGE. What is the purpose of these reagents and how do they contribute to the analysis? What does High Affinity refer to when in the... more
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Organic Chemistry Chemistry

12/08/21

For the following terms define and/or describe the utility in electrophoresis.
Coomassie Brilliant BlueEthidium BromideSilver NitrateAutoradiographySouthern, Western, Northern, and Southwestern BlottingPreparative ElectrophoresisNative ElectrophoresisIsoelectric Focusing
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Organic Chemistry Chemistry

12/08/21

Please help me with chemistry questions
Using Polyacrylamide gel electrophoresis, if you had three ions of the same charge, but of different sizes, which would migrate faster. Describe the difference in the matrix used in PAGE vs Agar... more
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Organic Chemistry Science Chemistry Physics

12/07/21

QUESTION ABOUT QUANTUM NUMBERS
what is the n, l, and ml value of the given orbitals below? (quantum numbers) 3p 5f 4d
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Organic Chemistry

12/06/21

In the reaction of trans-cinnamaldehyde under the conditions of 2-propanol and gamma-Al2O3, the product yielded is cinnamyl alcohol. 
When the reaction was first performed the GC and IR showed signals of the formation of a carbocation-like intermediate on the phenyl ring. The 2-propanol used contained high amounts of HCl. How... more
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Organic Chemistry Chemistry Chem

12/05/21

Classify each compound as saturated or unsaturated hydrocarbon
CH3CH2C≡CCH3CH3CH2CH3CH3CH=CHCH3CH3CH3a. Saturatedb. unsaturated
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