The deltaHsub of naphthalene (C10H8) is 72.6kJ/mol. What energy is needed to sublime a 100.0g of C10H8?

Q: Suppose you reacted 0.500 g of Mg powder mixed with several acid-inactive substances and obtained…

A: Magnesium reacts with acids to liberate Hydrogen gas.

Q: 4. Fill in the table below with the results you expect for the following hydrocarbon. Test Reaction…

A: An electrophile and a nucleophile combine to form an addition to double or triple bonds in a process…

Q: 2. Predict the major product(s) for the reaction below. Show the arrow pushing mechanism for the…

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Q: How long will it take for the concentration of A to decrease from 0.500 M to 0.155 M in the…

A: Given -> Initial concentration (a°) = 0.500 M  Final concentration (at) = 0.155 M  Rate constant…

Q: Why do none of the substrates given as choices for this experiment include any with metadirecting…

A: All the choices given in the experiment for the substrates, the groups attached are all ortho and…

Q: Indicate the product of the reaction diethyl propanedioate 1° EtONA, EtOH 2° nitroethene

A: given that, Reactant : Diethyl malonate and Reagent : Strong base ( EtONa ) & Nitroethene we…

Q: Consider the reaction: 2H₂O2(1)→ 2H₂O(1) + O2(g) Using standard thermodynamic data at 298 K,…

A: Answer: Standard Gibbs free energy change for the reaction is equal to the difference between…

Q: Lithium reacts with nitrogen gas according to the following reaction: 6Li(s)+N2(g)→2Li3N(s) What…

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Q: Please show the entire mechanism with curved arrows for the reaction. Why is the reaction considered…

A: The organic compound in which -C(O)NR2 (R is any alkyl group) bond linkage is present is classified…

Q: CH,CO,Et CH,CO,Et 1) NaOEt 2) H3O+ (workup) C₁1H1603 H₂O Heat C8H₁2O Modify the given copy of the…

A: The series of reactions leads to the cyclic ketone.

Q: CH3CH₂- CH3CH2 CH3CH₂- одора B A -SO3H CH3CH2- HNO3 H₂SO4 HO3S C NO2 CH3CH2- О

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Q: 1.02 1.00 0.98 0.96 0.94 0.92 0.90 3750 3500 3250 3000 2750 1,4-Diphenyl-1,3-butadiene Infrared…

A: IR spectrum provides the information of functional groups of unknown compound.

Q: CO(g) + Cl₂ (g) → COCl₂ (g) Ising standard absolute entropies at 298 K, alculate the entropy change…

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Q: Draw the product of this Robinson annulation reaction. Ignore inorganic byproducts. + KOH, CH3CH2OH…

A: Robinson annulation is Michael addition followed by Aldol condensation

Q: Write the ground-state electron configuration for a neutral atom of each element: copper zinc 0 0 X

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Q: 2C1, (g) + Sn(s) SnC1, (s) C(s) + O₂(g) → CO₂ (s) redox reaction? yes reducing agent: oxidizing…

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Q: Which of the following is: a. the stronger acid: b. the stronger base: c. the stronger base: d. the…

A: Acids which are easily gives the H+ ion is known as stronger acid and the base which easily gives…

Q: 3. Match the term on the left with the most appropriate description on the right. galvanic cell…

A: 1) Galvanic cell - An electrochemical cell that produces electricity.  2) Electrolytic cell - A…

Q: НО. H₂N HO H НО ОН о NH2 НО,

A:

Q: Calculate the wavelength of light (in nm) emitted when an electron in a hydrogen atom makes a…

A: Given, An electron in a hydrogen atom makes a transition from an orbital in n = 4 to an orbital in n…

Q: 4. In SN2 reactions, why is the structure of the substrate one of the main factors that affects the…

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Q: Provide the chemical equilibrium that describes the carbonic acid buffer system that exists at pH…

A: Answer: Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: A chemist prepares a solution of potassium iodide (KI) by measuring out 75.2 g of potassium iodide…

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Q: Write a standard enthalpy of formation reaction for calcium carbonate.  Be sure to include the…

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Q: At what pH would 95% of the free chlorine (HOCI + OCI) concentration be in the form of hypochlorous…

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Q: A А A BUDE F D CI AICI 3 Br Zn(Hg) + HCl(aq) NBS, light OH (aq) heat B E Br C F ? Br

A: Benzene on reaction with acyl chloride gives substitution reaction which on reduction gives alkyl…

Q: HNMR 08 0.6 intensity 0.4 το 7.5 Τ 7.3 ppm 72

A: We are given with 1H- NMR spectrum in which we see 4 multiplets in the range of 6.95-7.45 ppm.

Q: Calculate the volume of 0.760-M NaOH solution needed to completely neutralize 29.1 mL of a 0.390-M…

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Q: How many d electrons are in the valence shell of the Tc How many unpaired electron spins? Number of…

A: This is a simple question from the periodic table to find out the electronic configuration of…

Q: 3. Identify the solvent and solute in vinegar, a dilute aqueous solution of acetic acid. 4. Identify…

A: We have been asked two questions. In one question, we have been asked solute and solvent in vinegar…

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: This is reaction between 2  aldehydes in presence of base. This reaction is an example of aldol…

Q: Which sequence of reagents will produce para-bromoaniline from benzene? O 1) HNO3, H2SO4 2) Br2,…

A: Organic reagents can be a compound or a mixture of organic or inorganic substances where it reacts…

Q: In a standard pk, table, one finds a pK, of 11.123 listed for protonated piperidine…

A: Use the relation between pKa and pKb to calculate the value of pKb.

Q: Reaction A. ox.8- Reaction B. NH₂ x-8- Draw product B. Select Draw Templates More

A: The question is based on organic reactions.     We need to identify the product formed and explain…

Q: 7. Consider a buffered solution at a pH of 4.00 made with HF (K₁ = 7.2 x 104) and NaF. Which of the…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base .   it…

Q: "Strike anywhere" matches contain the compound tetraphosphorus trisulfide, which burns to form…

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Q: O Elimination reactions are thermodynamically favored at high temperatures, where the entropy of the…

A: Except (C) all are false  Elimination reaction   are thermodynamically   favored at high temperature…

Q: identifying and analysis the spectra

A: We need to interpret the 1H-NMR and 13C-NMR spectroscopy peaks and identify the characteristics IR…

Q: Write the balanced chemical equation for this reaction in terms of AA and BB.

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Q: Draw the major product of this Dieckmann condensation reaction. Ignore inorganic byproducts. 1.…

A: The Dieckmann condensation is the intramolecular reaction of diesters with base to give β-keto…

Q: Consider the following equilibrium: R-C-H + HCN HO OH 1 R-C-H | CN (A) When R = CH3CH2-, Keq = 1.…

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Q: What is the IUPAC name of each of the the following? CH3CH₂CH₂CH₂CH₂CNH₂ CH3CH₂CH₂CH₂CH₂CN NOHSCHI…

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Q: Consider the reaction 3X + 2Y-> 5C+4D How many moles of X are needed to produce 24.00 moles of D? If…

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Q: A mixture of hydrogen and oxygen gases is maintained in a 6.31 L flask at a pressure of 2.10 atm and…

A: Given, Volume of the flask = 6.31 L Total pressure of hydrogen and oxygen = 2.10 atm Temperature =…

Q: When energy is absorbed, electrons [are excited, spin faster, relax, or vibrate]  and move to…

A: Answer: Energy of an electron in an energy level is always fixed and as the energy level moves away…

Q: Use the following information to answer the next question List of Organic Compounds 1. Ethane 2.…

A: Stronger the bond higher is the thermal stability.

Q: Consider the reaction: CO(g) + Cl₂(g) → COC1₂ (9) Using standard thermodynamic data at 298 K,…

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Q: 92 Le Chatelier's Principle Part 5-Concentration and Temperature Effects on an Equilibrium:…

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Q: What was WUE = (A/1000) / E

A: WUE stands for Water Use Efficiency and is calculated as the ratio of carbon assimilation (A) to…

Q: The combustion of butane produces heat according to the equation 2C4H10(g) + 13O2(g) → 8CO2(g) +…

A: Given balanced chemical equation  2C4H10(g) + 13O2(g) → 8CO2(g) + 10H2O(l) ΔH°rxn = –5,314 kJ/mol…