Which of the reaction mechanisms is consistent with the energy diagram? fast O 2 A → B slow В C slow O A + B C fast D fast 2A → B fast slow C D O A + B → C_ Progress of reaction Energy

Q: standard enthalpies c

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Q: Calculate the energy of blue light that has a wavelength of 400 nm. 3 significant figures

A: The relation between energy and wavelength is       Energy=hc/wavelength plank constant h=6.626x10-3...

Q: 1. Identify each of the following as a strong electrolyte, weak electrolyte, or non-electrolyte. (Hi...

A: 1)  We would first look at the definitions of strong , weak and non electrolyte.      Note : As you ...

Q: Using the given data, determine the folloving information: What is the Amax of Ben? O 750 nm 400 nm ...

A: From the given data,  λmax of Ben = 450 nm Absorbance spectra of Ben  From this spectra, λmax is id...

Q: Phosphoric acid is often added to colas to give them the tart flavor people like. Coke Classic has a...

A: Phosphoric acid is a triprotic acid. It undergoes three dissociations as follows: H3PO4 <------&g...

Q: What is the linearity (r2) value of the following concentration and absorbance values: SAMPLE CONCEN...

A: This an example of  lambert beer law which show a linear relationship between absorbance and concent...

Q: Which of the following statements best describe a minimum azeotrope? I. Minimum azeotrope boils at ...

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Q: Cools Cools Heat Energy Warms Cools Warms Warms Temp erature

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Q: What is the mass in grams of 7.70 × 1014 lead (Pb) atoms? × 10 Enter your answer in scientific notat...

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Q: explain why certain areas have more air pollution than others.

A: More than 80% of people living in urban areas that monitor air pollution are exposed to air quality ...

Q: A sample consisting of 2.00 mol He is expanded isothermally at 0° C fron 5.0 dm^3 to 20.0 dm^3 (i) r...

A: Reversible changes are infinitesimally small and values of energy , work done etc. are small. In con...

Q: explain the results of this experiment Table 1 Absorption Spectrum of Cobalt Chloride Using a Sp...

A: Given Wavelength           Absorbance 400 410 420 430 440 450 460 370 480 490 500 510 520 ...

Q: Valence electrons are __________ (shared, mobile, transferred)

A: Valency electron are mobile in metallic bonding and shared in covalent bonding and transferred in io...

Q: A. Dilution of Stock Solution Concentration of STOCK solution you prepared (M) 0.8 Volume of STOCK s...

A: Introduction: This can be calculated from the equivalence formula, V1S1 = V2S2 (V and S are the volu...

Q: The atmospheric surface pressure on Venus is 90 bar and is composed of 96% carbon dioxide and approx...

A: Given:- Pressure of Venus surface (P) = 90 bar Composition of CO2= 96% Composition of other gases = ...

Q: 9. Vanillin, the dominant flavoring in vanilla, contains C, H, and O. When 1.05 g of this substance ...

A: The empirical formula of vanillin is C8H8O3

Q: What is the concentration of the undiluted KMNO4 solution? O 1.6872 g/L O 0.4872 g/L O 6.872 g/L 0.6...

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Q: 5) Identify which of the following reactions are unfavorable and explain why: A) B) C) D) :o: CH3 +

A: In nucleophilic substitution reaction, Nucleophile has to attack to the electrophilic centre . Here ...

Q: How do amino acids bond together ? Use a basic diagram of an amino acid molecule ato show how 2 amin...

A: We have to show bonding of amino acids ,type of reaction, and type of bond Formed.  

Q: In the laboratory, a general chemistry student measured the pH of a 0.429 M aqueous solution of hydr...

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Q: Answer the following comprehensively based on what you have learned on the properties of liquids and...

A: 1. a) Answer - According to the question - Surface tension - Surface tension is the tendency of liqu...

Q: he highest solubility in u

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Q: 3) What will be the products of these reactants? A. В. H2O2

A: This is a type of oxidation reaction which is known as ozonolysis.

Q: The hydroxide ion concentration in an aqueous solution at 25°C is 3.3x102 M. The hydronium ion conce...

A: Solution                                    Given that hydroxide ion concentration  = 3.3x10-2M Fi...

Q: What  will  be  the  molarity  of  a  236  ml  solution  if  it  has  been  prepared from  75.0  ml ...

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Q: 2. Name the following hydrocarbons using the IUPAC system: CH3(CH2)2CH3 СНЗСН2CI а. b. c. CH,CH=CHCC...

A: According to bartleby answering guideline we are supposed to answer only 3 subparts of the question ...

Q: Give the balanced equation which shows the reaction of aluminum metal with iron (III) chlorate (Fe(C...

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Q: 1. In the space below, draw a sketch of all possible microstates for N = 3. Use different shapes or ...

A: In case of distinguishable objects with no restriction of placing in it the system, the number of mi...

Q: Calculate the pH of a 0.0488 M aqueous solution of acetylsalicylic acid (aspirin) (HC9H7O4, Ka = 3.0...

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Q: Which of the following is the most correct name for this compound? но a. 2-hydroxy-2-methylnonane di...

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Q: What is the concentration of Ben in the solution ?     366 mM     468 mM     393 mM     497 ...

A: As per Beer-Lambert's law:

Q: Test Content Question 1 What is the molar change in enthalpy for a temperature increase from 273K to...

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Q: pure explanation only no structural formula or any concepts needed

A: Phenol is hydroxy benzene.It is ortho para orienting group. Here we have to find out the answer of g...

Q: Select the reactions below that are elementary reactions as written. Select all that apply. NO2(g) +...

A: Solution                        Given that 2 NO2(g) → NO3(g) + NO(g) Rate = K[NO2]² Hence option (C)...

Q: or a particular reaction, AH = -93.8 kJ and AS = -156.1 J/K. Assuming these values change very littl...

A: Solution - According to the question - Given - ΔH° = -93.8kJ ΔS° = -156.1J / K = -156.1x 10^-3 kJ /K...

Q: In the reaction 2 K + Cl2 → 2 KCl, how many moles of KCl can be formed from 0.35 mol Cl2?

A: Potassium metal reacts with chlorine gas to form potassium chloride. The equation for the balanced c...

Q: Draw the reaction mechanism of a simple addition reaction between ethene and bromine in CCl4. Label ...

A: Alkene reacts with bromine in CCl4 solvent. The double bond breaks and a bromine atom because attach...

Q: All of the following points are written under the method section in a scientific paper, except: O a....

A: The correct answer about scientific paper is given below

Q: QUESTION 3 Match each reaction with the appropriate type. (The same answer may be used more than onc...

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Q: What is the percent of a sucrose solution if 18.2 grams of sucrose is dissolved in 500 mL of water?

A: Given,  Mass of sucrose = 18.2 g Volume in mL = 500 mL  What is the percent of a sucrose solution = ...

Q: The reaction between aluminum and iron(III) oxide can generate temperatures approaching 3000°C and i...

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Q: Stereoisomers print/draw the expanded structure of 4-bromo-4-ethylhept-1-ene. Calculate the maximum ...

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Q: c) Br2 hv d) HO Br

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Q: Choose the effective pH range of a pyridine-pyridinium chloride buffer. For pyridine, the value of K...

A: We have to predict the effective pH range for given buffer.  

Q: Chiral Carbons print/draw the expanded structure of 4-bromo-4-ethylhept-1-ene. Determine if your mol...

A: In order for a carbon atom to be chiral in a molecule, the following conditions should be maintained...

Q: A mixture of 0.0080 mol of SO2 (g) and 0.0056 mol O2 (g) is placed in a 1.0 –liter container. When e...

A: G  

Q: Question 26 Using the figure below, match the name of the parts of UV-Vis Spectrophotometer with the...

A: UV-VIS spectroscopy use for detection of electronic transitions of molecules. It is considered for c...

Q: Name th

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Q: Write the main products for the following reactions:

A: The products of first five questions are answered below

Q: 3/ What is the product of adding water to (5,6,6 - tri bromo - 7- ethyl - 7 - mathyl oct - 3 - ene) ...

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