uantum number

Q: Consider the titration of 50.0 ml. of 0.350 M NH3 (K, 1.74x10 5) with 100 mM HCI. What will the pH b...

A: Since you have posted multiple questions, as per our company guidelines we are supposed to answer on...

Q: A beaker contains a total concentration of 0.33 molar of weak acetic acid with pKa=4.27 and pH=2.02....

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Q: beaker contains a total concentration of 0.33 molar of weak acetic acid with pKa=4.27 and pH=2.02. C...

A: Initial concentration= 0.33 M pKa= 4.27  pH= 2.02   

Q: 4. Circle the molecule that would react fastest in an SN2 reaction. In addition, classify cach molec...

A: The molecules given are,  

Q: Classify the relationship between (2R,3S)-2,3-dibromohexane and (2S,3S)-2,3-dibromohexane. O Identic...

A: Option D is correct answer Diastereomers

Q: Is thin-layer chromatography a type of normal-phase chromatography or a type of reverse-phase chroma...

A: Given that, Thin-layer chromatography is a type of normal-phase chromatography or a type of reverse-...

Q: What will be the main product of the reaction. Give detailed solution in clear handwritten!

A: Friedel-Craft alkylation reaction: When the benzene reacts with an alkyl halide in presence of Lewis...

Q: Determine AG for the reaction: 2C0(g) + 2H2(g) → CO2(g) + CH4(9) AH =-247.3 kJ/mol AS -256.5 J/mol K...

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Q: Question 9 of 20 Submit Draw the major product of the substitution reaction shown below. Ignore any ...

A: SN1 reaction: The SN1 reaction is a substitution reaction in organic chemistry, the name of "SN " st...

Q: Given the following information: 2 A(g) + B(g) = A2B(g) K1 = 5.0 x 10^4 2 A(g) + C2 (g) = 2 AC(g) K2...

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Q: Consider the titration of 50.0 mL 0.1250 M KOH with 0.07500 HClO4 M. a. Determine the pH of the sol...

A: A strong acid when reacts with strong base, a salt and water are produced.

Q: After performing precipitation gravimetry, Asta placed the weighing form inside the crucible, heated...

A: The average of these masses is : 23.1136 + 23.2125 + 23.4120 + 23.11394 = 23.2130 

Q: A certain liquid X has a normal freezing point of 5.90 °C and a freezing point depression constant K...

A: Freezing point of solvent is greater than freezing point of solutions

Q: elements, identified by their electron configurations: A - [He]2s 22p 5   B - [Ar]3d 64s 2 Select ...

A: From the electronic configuration the elements are, A = Nitrogen (N) B = Iron (Fe) Nitrogen is non-m...

Q: Suppose 0.7542g of KHP is titrated with 22.74 mL of NaOH. What is the concentration of the NaOH solu...

A: Given data of the following, Mass of KHP = 0.7542 g, molar mass of KHP= 204.22 g mol-1 Volume of NaO...

Q: Use the thermochemical data that follow to calculate the value of ΔH° for the reaction: 4 B  2 A + C...

A: Thermochemistry can be defined as the branch of chemistry that deals with heat energy associated wit...

Q: For the decomposition reaction below, the equilibrium constant is K = 5.11×10-6 at 750 °C. 2 A(g) = ...

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Q: Consider a first order decomposition reaction of A with t1/2 = 95.0 seconds. If the initial concentr...

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Q: Which is longer—a C–H bond or a C–O bond?        Which is shorter—an N–H bond or a C–H bond?   Arran...

A: stronger the bond between atoms, smaller will be there bond length.   

Q: Draw partial orbital diagrams to describe how mixing of atomic orbital of the center atom lead to hy...

A: Hybridization in PCl3 and BrCl3 

Q: Br II Br Br II A) III < I < II B) I| <I< II C) III < || < I D) II < III < I E) I< III < ||

A: Given:-   We have to these halides in the increasing order of SN2 reaction.

Q: The polyatomic ion NO3‒ exhibits resonance. What is the bond order of nitrogen oxygen bond in NO3‒ ...

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Q: Balance the following aqueous reactions : (i) 10, + I- → I2 (in acidic solution) (ii) Mn03- → Mn02 +...

A: Balance the following aqueous reactions .,

Q: Carbonyl bromide, COBR2 can be produced as shown below. The thermodynamic equilibrium constant, K = ...

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Q: 4. Test for CO3 and CI Some 6 M HCI is added to the solution that may contain the above ions. Format...

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Q: p+a |(V-nb)=nRT The van der Waals equation of state. R stands for the gas constant and n for moles o...

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Q: A. How would you prepare 1.5L of a buffer of pH = 4.00 using 0.25M formic acid and solid sodium salt...

A: we konw, pKa of formic acid = 3.8

Q: NO 2 NO2 H N.

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Q: ANION ELIMINATION TESTS ADDED REAGENT(S) OBSERVATIONS Ba(NO3)2 White ppt HNO3, Fe(NO3)3 Yellow aqueo...

A: Analysis of anions or cations means that what type of cations or anions are present in a given sampl...

Q: Draw the missing products.

A: Alkyne reacts with HBr to give allylic bromide.

Q: Some CO, Cl2, and COCI2 are added to a reaction vessel and the following reaction consumes some COCI...

A: Given:-   We have to give justification before the equilibrium and at the equilibrium.

Q: Instruction: Analyze the table. What can you say about the relationship between pH and temperature? ...

A: Answer - According to the question - Relationship between pH and temperature - We make a graph the c...

Q: Consider the titration of 60.00 mL 0.120 M NaHCO3 with 0.250 M KOH. a. Determine the pH at the equi...

A: NaHCO3(aq) is a weak acid and KOH is a strong base.  The balanced equation for the neutralization re...

Q: Racemic ketamine is used clinically to initiate and maintain anesthesia. For the enantiomer drawn be...

A: Option A is correct answer R.

Q: A reaction occurs according to the following balanced chemical equation: 5 A (s) + D (aq) 2 E (g) + ...

A: Given :-  5A(s) + D(aq) → 2E(g) + 5G(aq)  Mass of A = 4.22 g  Molar mass of A = 170.32 g/mol  To cal...

Q: good solvent f

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Q: Give 2 identity test for Orange II Dihydrate and provide the following: regeants used mechanism of...

A: The atomic recipe of the synthetic mixtures depend on the sort of components present in them , their...

Q: hich of these dienes can undergo a Diels-Alder reaction? II III IV V

A: Given that

Q: Predict the sign of AS for each of the following processes: a. Dissolving salt. b. Forest tomato pat...

A: As the system becomes less ordered , number of particles increases in a reaction we can say that ent...

Q: Given the redox reaction below, balance in acidic medium. HBRO3(aq) Bi) HBrOz(aq) BizO3

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Q: Indicate the oxidation state of the underlined element in the following species. Show all pertinent ...

A: The oxidation state of an element can be explained as the charge acquired by that element in the giv...

Q: Given the following reactions, calculate AH for Mn + O2 MnO2 3 MnO2 + 4 AI 3 Mn + 2 Al2O3 AH = - 179...

A: ΔH for the given reaction can be obtained using Hess's law.  Hess's law states that the overall enth...

Q: Using the VSEPR theory, predict the molecular structure of the following molecule: H2Se O tetrahedra...

A: In VSEPR theory mainly explaines the bond angle due to  interaction of lone pair with bond pair elec...

Q: How is a chemical sunscram prepared and is it related to Adol? e 6:38 A

A: Sunscreen ( sunscram is a typo) are used to save our skins from harmful UV rays present in sunlight....

Q: The vapor pressure of 1.00M solution of sucrose (C12H22O11) and 1.00M solution of Al(OH)3 is compare...

A: Concentration of sucrose = 1.0 M  Concentration of Al(OH)3 = 1.0 M Vapor pressure lowering of the Al...

Q: Which of the following reactions require CH2Cl2 as catalyst?         a. CH3CH=CH2 to CH3CH2CH3    ...

A: Detail description is given below

Q: Calculate the vapor pressure of a mixture containing 35.6 g of glucose and 5 mL of ethanol at 25°C.

A: Given -&gt; Weight of glucose = 35.6 gm Volume = 5 ml = 0.005 L  ( 1L = 1000ml) T = 25°C = 25 + 273 ...

Q: 14. For each of the following changes to this reversible reaction already at equilibrium, indicate w...

A: Le Chatelier principle states that if equilibrium is distributed by changing the condition, equilibr...

Q: Dr. Albert Apale, a well known Chemist, tested Random samples in the laboratory. The compounds were ...

A: Compounds are classified as :  Ionic Saturated with 6 carbon molecules Unsaturated with 6 carbon mo...

Q: 1. What is the hybridization for each of the indicated atoms in the following compound?  2. Which i...

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