Organic Chemistry Questions

What are the products to the reaction depicted below, assuming that CH3CO₂H is the acid? CH3CO₂H (aq) + H₂O (1) CH3CO₂H₂ (aq) + H3O+ (aq) CH3CO2- (aq) + -OH (aq) CH3CO₂ (aq) + H3O+ (aq) CH3CO₂H₂(aq) + -OH (aq)

Using an alcohol of no more than 4 carbon atoms as your only organic starting material (other inorganic materials such as Mg, PBr3, reducing reagents and oxidizing reagents all can be used), outline a synthesis route to the following molecule. Note: The alcohol can be used multiple times.

A reaction that produces heat for welding and incendiary bombs is the thermite reaction: iron (III) oxide reacts with aluminum to produce aluminum oxide and iron. How many grams of iron (III) oxide can be converted to aluminum oxide by the reaction of 47.1 g of aluminum (Hint: first write a balanced equation)?

Many times errors are expressed in terms of percentage. The percent error is the absolute value of the difference of the true value and the experimental value, divided by the true value, and multiplied by 100. Percent error=|true value-experimental value |/true value x 100 Calculate the percent error for the following measurements. a. The density of an aluminum block determined in an experiment was 2.68 g/cm³. (True value is 2.70 g/cm³.) b. The experimental determination of iron in iron ore was 16.64%. (True value is 16.15%.) Percent error= c. A balance measured the mass of a 1.000-g standard as 0.9945-g. Percent error=

With respect to decarboxylation of pyruvate, it does not occur in yeast it requires biotin in animals FADH2 and NADH are required it produces acetyl-CoA when there is abundant NAD+ all of the above are true none of the above are true

Round answer to proper significant figures and label with proper units. 2Al(s) + 6HCI (aq) → 2AICI3(aq) + 3H₂(g) If 17.4 grams of hydrochloric acid (HCI) reacted, how many grams of hydrogen (H₂) were produced? NOTE: HCI has a molar mass of 36.46g and H₂ has a molar mass of 2.02g. a. 0.482 g H₂ b.0.96 g H₂ c. 8.6 g H₂ d.314 g H₂ e.628 g H₂

Draw the ketone(s) you would expect to form by reacting the following alkynes under the conditions of oxymercuration: (a) 6-methyloct-1-yne, (b) 1,10-dicyclohexyldec-5-yne, and (c) 5-phenylhex-2-yne. alkyneHgSO4, H₂SO4 ---> H₂O ketone

Use the balanced equation for the conversion of salicylic acid and acetic acid to aspirin to answer the following questions. C₂H6O3(s) + C₂H6O2l) ->C9H8O4(s) + H₂O(l) salicylic acid acetic acid aspirin How many grams of water are formed from 84.6 g of salicylic acid? g H₂0

The following diagram represents the collection of CO₂ and H₂O molecules formed by complete combustion of a hydrocarbon. Part A What is the empirical formula of the hydrocarbon? Express your answer as a chemical formula. A chemical reaction does not occur for this question.

If aqueous solutions of potassium chromate and barium chloride are mixed, a bright yellow solid (barium chromate) forms and settles out of the mixture, leaving potassium chloride in the solution. Choose a balanced chemical equation for this process. K₂ CrO4 (aq) + 3BaCl₂ (aq) → BaCrO4(s) + KCl(aq) K₂ CrO4 (aq) + BaCl₂ (aq) → BaCrO4(s) + 2KCl(aq) K₂ CrO4 (aq) + 2BaCl₂ (aq) → 5BaCrO4(s) + 3KCl(aq) K₂ CrO4 (aq) + 3BaCl₂ (aq) → 4BaCrO4(s) + 2KCl(aq)

4. Select the best reaction sequence to synthesize t-butyl-propylether. a. react t-butyl alcohol with NaH, followed by reaction with t-butyl bromide b. react t-butyl alcohol with NaH, followed by reaction with propyl bromide c. react propyl alcohol with NaH, followed by reaction with t-butyl bromide d. react propyl alcohol with NaH, followed by reaction with propyl bromide

Why did the 13 colonies revolt against England? I - England taxed them for all printed documents. II - England taxed them on glass, lead, paper, paint, and tea. III- England tried to put all the colonies under a single crown. IV - The colonists did not want The Church of England to be their required church. I & II I & III III & IV I, II & IV

The pressure of a sample of helium is 8.184 atm in a 271.9 mL container. If the container is compressed to 25.2 mL without changing the temperature, what is the new pressure? a. 88.3 b. 0.759 c. 837 d. 361

Which set of hybridization states of C1, C2, and C3 of the following molecule is correct? a) sp², sp², sp² b) sp², sp², sp c) sp³, sp2, sp d) sp³, sp², sp²

The volume of a gas was 53 mL when the temperature was 163.4 °C. If the temperature was initially 10.4 °C, and there was no change in the pressure, what was the initial volume of the gas? a. 34 b. 63 c. 92 d. 3.4

Fernando is doing his pre-lab homework for Chemistry. He is asked to predict how many grams of CO2 are produced if 2.09 mol of HCI are reacted according to this balanced chemical equation shown. CaCO3 + 2HCI → CaCl2 + CO2 + H2₂O He performs the following calculation. 1 mol CO₂ 2 metHCI 2.09 metHCT x X from the coefficients of the balanced equation 44.01 g CO₂ 1 mol CO₂ = 46.0 g CO₂ On the day of the lab his group obtains 43.1 grams of CO2 as their experimental result. What is their percent yield? round your answer to the tenths place, i.e. one decimal place

Provide the correct IUPAC name for the skeletal (line-bond) structure shown here. Stereochemistry is ignored.

How is an ideal gas more "ideal" than a real gas?An ideal gas cannot be heated or cooled. Ideal gases have forces of attraction between particles. Ideal gases cannot be compressed. An ideal gas cannot be condensed into a liquid.

Select the proper reaction sequence to convert benzene to 3-butyl-1-bromobenzene in a reasonable yield. a. 1. Br./FeBr; 2. butanoyl chloride/AICI,; 3. Hg(Zn), HCl(aq) b. 1. Butanoyl chloride/AICI; 2. Br./FeBr; Hg(Zn), HCl(aq) c. 1. HNO/H₂SO. (aq); 2. butanoyl chloride/AICI; 3. HBr(aq)/heat d. 1. Butanoyl chloride/AICI,; 2. HNO./H.SO.(aq); 3. HBr(aq)/heat

A mixture of He, Ne, and Ar has a pressure of 28.4 bar at 28.0 °C. The partial pressure of He is 2.46 bar and the partial pressure of Ar is 4.78 bar. Calculate the partial pressure of Ne.

Which of the following is an example of the Truman Doctrine in action? a Sharing atomic secrets with our allies. b Putting Nazi war criminals on trial. c Beginning the space race after Sputnik's launch. d Defending South Korea during the Korean War.

Select the hybridization of the sulfur atom in CS₂ sp² sp sp³ sp³d2 sp³ d

Malcolm X would support which of the following? Using boycotts and non-violent protest to increase white support for integration. Fighting segregation through a series of court cases. African Americans becoming economically self-sufficient and separating from white society. Rioting until the federal government agreed to African Americans' demands for civil rights.

Give one example for each for of these reactions (reactant----reagent--- product, mechanism not needed) Wittig Fisher esterification Tollens

Select the mass of 3.57 mol of CO2. 201 g 4.89 x 1022 g 2.15 x 1024 g 0.0811 g 157 g

Which of these molecules will only have single bonds? Draw Lewis structures of these molecules and select the one that has only single bonds N₂H₂ All options C₂Cl4 CH3SH C₂H4

Determine the pH for the following solutions: a. [OH-] = 1.0 × 10-7 M b. [H3O+] = 4.2 × 10-³ M c. [H3O+] = 0.0001 M d. [OH-] = 8.5 x 10-⁹ M

What is the formula for the ionic compound formed from the elements below? aluminum and selenium? Al₂Se3 AlSe2 Al3Se2 AlSe Al₂Se

Which bond is the most polar? Select the most polar bond. Se-Cl Se-Br Se-F Se-S Se-O

How can you use quantitative chemistry and reaction dynamics to explain and optimize industrial processes and reactions that happen in everyday life?

Which of the following features of Postmodernism is most predominant in Vonnegut's story, "Harrison Bergeron"? The presentation of truth as absolute and universal Use of dystopian settings to comment on contemporary life Decreasing contact with the actual, physical world Use of multiple points of view and perspectives

Which reactions of Carbonyl compounds require a tight pH control? Give the reaction, give the recommended pH range, explain why?

Give a detailed mechanism for HVZ reaction.

For each compound name, provide the following: a) correct stereochemical representation (i.e. wedge/dash) d) draw a plane of symmetry where appropriate e) draw any enantiomer f) draw any diastereomers g) label the structure as chiral or achiral a) (3S, 6S)-3-tert-butyl-6-methyl-1-octyne

Read the following excerpt from the opening of Maxine Hong Kingston's "No Name Woman." What atmosphere is established by this opening? "'You must not tell anyone, my mother said. 'what I am about to tell you. In China your father had a sister who killed herself. She jumped into the family well. We say that your father has all brothers because it is as if she had never been born."" Joyful excitement Angry questioning Depressed nostalgia Shocked curiosity

Pick the molecule which is NOT a 1H NMR solvent. A CDCI3 B. CH₂CCD3 C. D₂O D. C6H6 A B C D

Look at the following chemical equation. 4 Al +3O₂ --> 2 Al₂O3 What is true about this chemical equation? A. It is balanced because the number of reactants is equal to the number of products. B. It is unbalanced because the number of reactants is greater than the number of products. C. It is unbalanced because the mass of the reactants is greater than the mass of the products. D. It is balanced because the mass of the reactants is equal to the mass of the products.

How many hydrogen bonds can form between any tetrose sugar and water molecules? 4 9 8 12

A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 3O₂(g)=2O3(g) Kp=8. x 10-6 He fills a reaction vessel at this temperature with 7.0 atm of oxygen gas. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of O3, using only the tools yes available to you within ALEKS? If you said yes, then enter the equilibrium pressure of O3 at right. Round your answer to 1 significant digit.

What are the product(s) in this equation? Pb(NO3)₂(aq) + NaCl(aq) → PbCl₂(s) + NaNO3(aq) Pb(NO3)2 PbCl₂ PbCl2 and NaNO3 Pb(NO3)2 and NaCl

An ionic bond forms between two atoms through _. sharing of electron pairs transferring of electrons from metallic atoms to nonmetallic atoms transferring of protons from the nucleus of the nonmetal to the nucleus of the metal each atom acquiring a negative charge

The chloride ion has the same electron configuration as an Ar atom a Ne atom a Kratom a bromide ion

A fellow classmate is having trouble differentiating between the terms "heterogeneous mixture" and homogeneous mixture." Explain the two and five at least one example of each type of mixture.

Aluminum has a density of 2.70 g/cm³. What is the volume of 420.5 g of aluminum? 6.42 x 10-3 cm³ 1.14 x 10³ cm³ 13.0 cm³ 156 cm³

Which of the following atoms has a larger radius, C or F? Explain the reason. Do not simply restate the trend but rather explain why the trend exists.

Which of the following terms matches this definition: the voice telling the story, not to be confused with the author Setting Narrator Theme Plot

Examine the biochemical reaction below: CH3CH₂OH + NAD+ <--> CH3CH+ NADH + H+ Which of the following products results from an oxidation of the substrate in the above reaction? EtOH NAD+ NADH Acetaldehyde

Life is a(n) _ never comes to equilibrium. Energetic Irreversible Reversible Combustible process, such that it

_ and its laws are obeyed by living cells. Cryogenics Bioinformatics Thermodynamics Metal catalysis

Natural gas is mostly formed from A. water B. marine mud C. sand D. old trees