Br

Q: High-pressure ATR is used to analyze very hard sample. O True O False

A: Option A is correct answer True.

Q: Write the correct Lewis structure for XeF4. This molecule exceeds the octet rule. Determine the…

A: Given :- chemical formula = XeF4  To determine :- total bonding pairs and lone pairs on central atom…

Q: If it takes 6.84 hours for 1.00 L of nitrogen, N2, to effuse through the pores of a balloon,…

A: Given as  The time taken for 1.00 L of nitrogen is 6.84 hrs to effuse through the pores of a ballon.…

Q: How many grams of solid ammonium chloride should be added to 2.00 L of a 0.203 M ammonia solution to…

A: Given,  The mass of solid ammonium chloride should be added to 2.00 L of a 0.203 M ammonia solution…

Q: What is the pH at the equivalence point in the titration of a 23.0 mL sample of a 0.357 M aqueous…

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Q: there may be several correct answers The formation of an azo dye is possible for drugs: A. Chinozol…

A: Correct option is B.

Q: Part B If the normal physiological concentration of HCO3 is 24 mM, what is the pH of blood if Pco,…

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Q: If the molar composition of dry air is 78% N2, 21% O2 and 1% Ar, calculate the partial pressure of…

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Q: Draw the structure of one ketone body, and describe circumstances under which you would expect to…

A: Ans. Ketone bodies (acetoacetic acid, beta-hydroxybutyric acid, and acetone) are found in the blood…

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

A: Given: density of water = 1.00 g/mL Kf of water = 1.86 oC/m Kb of water = 0.512 oC/m Normal freezing…

Q: The first step in IUPAC nomenclature is to identify the number of Carbon atoms in the longest…

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Q: Question 7 of 20 Submit What is the pH of a buffer made from 0.350 mol of HBRO (Ka = 2.5 x 10-º) and…

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Q: 3. Explain what effect increasing the volume of the container will have on the equilibrium (ex-…

A: The balanced reaction for formation of ammonia is given by., N2(g) + 3 H2(g) -----> 2 NH3(g) +…

Q: Exhibit 17-1 Use this list of half-reactions to answer the following question(s). MnO4−(aq) +…

A: We have given the value of the reduction potential of half cells. Oxidising agent is the agent which…

Q: 24) Write the electron configurations for the following atoms. Do not use shorthand notation, and…

A: the electron configuration is the distribution of electrons of an atom or molecule (or other…

Q: Select an element on the periodic table to see its electron configuration. Spectroscopic (spdf)…

A: Electrons are filled in a different atomic orbital in an atom. According to the Aufbau rule, the…

Q: please answer all of them especially at 50 ml. Thank you. Consider the titration of 80.0 mL of…

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Q: Choose the most accurate major product (only) of the following reaction. NaOCH3 in CH3OH a.…

A: In SN2 mechanism inversion of configuration occur...

Q: For each of the following equations, identify the Brønsted-Lowry acid and base for the forward…

A: Given reactions are, a) H2PO3- (aq) + 2 OH- (aq)→   PO33- (aq) + 2 H2O (l) b) 3 NaOH (aq) + H3PO3…

Q: Which of the following statement(s) is/are true? (Select all that apply.) ASuniy = ASsys + ASsurr O…

A: The second law of thermodynamics predicts the spontaneous nature of a process. According to this…

Q: The pH of an acidic solution is 6.75. What is pOH?

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Q: In using ATR-FTIR, liquid samples need no additional pressure because it is always in optimal…

A: Attenuated Total Reflection-Fourier Transform Infrared Spectroscopy (ATR-FTIR) is a technique that…

Q: Which of the following results from an in-line HPLC mobile phase filter becoming plugged with…

A: Correct option is B.

Q: Write the net-ionic reaction that occurs between Na2HPO4 and NaOH (an acid-base reaction)

A: Write net-ionic equation of the given acid-base reaction---

Q: SRale, nonaromatic, or antiaromatic Drag the appropriate items to their respective bins.

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Q: Write the chemical reactions whose equilibrium constants are K, and K, for imidazole (C, H, N,) and…

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Q: Draw the major organic SN1 product for the reaction shown.

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Q: Compare the experimental and theoretical results of Benedict’s, Barfoed’s, Selliwanoff’s, Bial’s…

A: The experimental and the theoretical results of Benedict’s, Barfoed’s, Selliwanoff’s, Bial’s tests…

Q: Which of the following compounds does not have tetrahedral electron-pair geometry? Draw Lewis…

A: The compounds given are a. PCl3 b. NO2− c. CCl4  d. H2O e.H3O+

Q: Arrange the following in order of increasing ionization energy. Ar Cl Li Na P

A: we need to arrange the elements in order of increasing ionization energy

Q: An electrochemical cell is shown below with Zn in ZnCl2(aq) and Cu in Cu(NO3)2(aq), and  KNO3(aq)is…

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Q: A 0.245−mol sample of HX is dissolved in enough H2O to form 595.0 mL of solution. If the pH of the…

A: pH= 3.60

Q: Calculate the molar solubility of SrC204 in a solution that has a fixed H3Ot concentration of (Kp…

A: Given Ksp of SrC2O4(s) = 5.0*10-8  For H2C2O4, Ka1 = 5.60*10-2 , and Ka2 = 5.42*10-5 .

Q: A student was titrating a solution of HC,H,O, with a Sr(OH)2 solution. Determine the pH at a…

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Q: Acetic acid was dissolved in water to a concentration of 0.10 mol.L-. The pKa of acetic acid is 4.8.…

A: a.) Acetic acid is an acid , so it would donate protons . For this we would write a chemical…

Q: 1) A buffer solution contains 0.350 M ammonium bromide and 0.400 M ammonia. If 0.0452 moles of…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What product is formed when D-arabinose is treated with each r (a) H,, Pd; (b) Benedict's reagent?…

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Q: The reaction A + B → C + D rate = K[A][B]? has an initial rate of 0.0750 M/s. What will the initial…

A: Given :-  A+B → C+D  rate = K[A][B]2 = 0.0750 M/s  To determine :-  value of initial rate when [A]…

Q: * pH of a Strong Acid, a Weak Acid The pH of a solution is the negative logarithm of the molar…

A: Ph of given solution= 1.

Q: Provide the answer for the following transformation: 1 eq. Br2 Br Br + enantiomer + enantiomer A Br…

A: Addition of Br2  in alkene is anti addition...

Q: Part A MISSED THIS? Watch IWE 16.12; Read Section 16.8. You can click on the Review link to access…

A: Given, Concentration of weak base solution (C) = 0.125 M pH of the solution  = 11.25 Kb for the base…

Q: 7. In aqueous solution, hydrazine is a base that can accept two protons: N2H4(aq) + H2O(1)…

A: #7 (a): Since Kb2 << Kb1, the OH-(aq) contribution is mainly due to the 1st hydrolysis…

Q: Write the formula of the conjugate base of the Brønsted-Lowry acid, HCIO,

A: Given Bronsted - Lowry acid is HClO2  Bronsted Lowry acid => Substance which proton donar.

Q: A 0.037 M solution of a weak acid (HA) has a pH of 4.59. What is the Ka of the acid?

A: Given :-  Concentration of weak acid = 0.037 M  pH of solution = 4.59  To calculate :-  Value of Ka

Q: 1. In the hypochlorite oxidation of cyclohexanol to cyclohexanone, what purpose does the acetie-acid…

A: During the hypochlorite oxidation of cyclohexanol to cyclohexanone the acetic acid acts as a…

Q: Find energy in kJ of a photon. 2= 488 nm. The speed of light is 3.00 × 10° m/s and h = 6.63 × 10¬34…

A: given :-  wavelength = 488 nm  speed of light = 3.00 × 108 m/s  h = 6.63 × 10-34 J.s  To calculate…

Q: How do I know whether something is a weak acid or weak base? I know there's a list of tables of…

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Q: A buffer solution contains 0.294 M nitrous acid and 0.416 M potassium nitrite. If 0.0246 moles of…

A: Given- Concentration of nitric acid =0.294M Concentration of potassium nitrite =0.416M Moles of…

Q: no, ag) - SH"(ag) - Se Ma"(aq) + 4H;0m +1.51 V +1.33 V Cu"ag) - 2e Culs) "(ag) - 2e Pb(a) E"ag) +…

A: The combination which would give the positive Eocell value will occur.

Q: CH3 LIAIH, TCI

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".