57. Hypochlorous acid, HOCI(aq), is a weak acid that is used as a bleach and a disinfectant. When 25.00 mL samples of hypochlorous acid were titrated with 1.00 mol/L sodium hydroxide, NaOH(aq), an average of 19.15 mL of sodium hydroxide was needed to neutralize the acid. Calculate the molar concentration of the hypochlorous acid.

Q: Use standard reduction potentials to calculate the standard free energy change in kJ for the…

A: Anode - Electrode of a cell where oxidation takes place  Cathode - Electrode where reduction takes…

Q: a On the basis of the general solubility rules, which choice explains why sodium sulfide would be…

A: In the multiple choice questions(MCQ), we solve only first three subparts according to the Bartleby…

Q: CI. gut = OH 0°C concentrated X 1. LIAIH 2. H₂O* NaOH

A:

Q: Use the References to access important values if needed for decimal place(s) a. When 68.938 and 17.6…

A: Since, Rule of significant digit-1) In non decimal number, 0 comes after non-zero not count in…

Q: The vapor pressure of liquid bismuth is 400 mm Hg at 1.72x10³ K. Assuming that its molar heat of…

A: Given -> P1= 400mmHg T1= 1.72 × 103 K  T2 = 1.68 × 103 K  Molar heat of vaporization= ∆Hv= 184…

Q: What is the product of the following reaction? Bra H₂O

A: Alkene reacts with bromine and water to form beta-bromo alcohol. The reaction follows the…

Q: Calculate the amount of carbon that was fixed in each of the tubes. Use the following conversion…

A: The conversion factor to calculate the amount of carbon fixed is- (mg O2/L )×0.698= mL O2/L (mL…

Q: B. Calculate the number of moles contained in each of the following samples. 13) 1.06 x 1025 atoms…

A: Dear student since you have posted multiple parts questions, As per BARTLEBY QnA guidelines We are…

Q: What is the major product from this reaction? са A ОН ОН PtO₂ H₂O (2 atm) H₂ EtOH В ОН ОН C д D ОН…

A:

Q: A student does an experiment to determine the molar solubility of lead(II) chloride. He constructs a…

A:

Q: The chemical formula for barium sulfide is BaS. A chemist determined by measurements that 0.030…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: At 298 K, the following heats of reaction are known: S (s) + O2 (g) → SO2 (g) ΔH = −296.1 kJ 2 SO3…

A:

Q: 32 W.) A pi bond is formed by the parallel overlap of s orbitals X.) Since bromine is from Group…

A: Octet is the 8 electrons . According to octet rule, when valence shell of the atom has eight…

Q: Please use the values in the resources listed below instead of the textbook values. What is the…

A:

Q: Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: What is the Potential energy diagram for this reaction. Pls draw with as much detail as possible.…

A:

Q: 6 Q

A:

Q: C. Answer the following questions related to quantum numbers. 1. Indicate if the following sets of…

A: Since you asked specific parts of the question so as per Q&A guidelines of portal I solved…

Q: The chemical formula for lithium hydride is LiH. A chemist measured the amount of lithium hydride…

A: Moles = Mass / Molar mass  Moles of A = Mass of A / Molar mass of A

Q: = 몸

A:

Q: The chemical formula for hydrogen bromide is HBr. A chemist measured the amount of hydrogen bromide…

A: Here mass of hydrogen bromide (HBr) is given. We have to convert mass to number of moles. Mass and…

Q: Select the answer with all atoms A) C, H₂O, N, Al B) Mg, Ca, Al, Li MgO, CO₂, O Cl, He, NaOH

A: A tiny particle of an element is called atoms or a collection of large number of atoms gives us the…

Q: Consider the approach to equilibrium of the reaction: N204 (g) 2NO2 (g) At equilibrium, the…

A: Since,Equilibrium constant or Kc is the ratio of the equilibrium concentrations of product over…

Q: Choose the correct starting materials that will form the desired product below: ОН A 8-004 в OCH3 ОВ…

A: Ether formation follows SN2 mechanism.

Q: what is the molaity of the solution

A: Molality of a solution is defined as the no. of moles of solute present in 1 kilo gram of solvent.

Q: Click the "draw structure" button to launch the drawing utility. Using the curved arrow to guide…

A: Since, We know that, If reaction proceed and remove leaving group then formation of cation takes…

Q: 2. Write the products for each of the following Diels-Alder reactions. a.) b.) c.) CN L-12 COCH3…

A: The Diels–Alder reaction is the reaction between a conjugated diene and an alkene (dienophile) to…

Q: 5. Indicate whether the following statements best describes a solid, liquid, or gas a. It has an…

A: Solid, Liquid and Gas are three states of matter. They exhibit different properties. we have to…

Q: Draw the molecular orbital (MOs) that results from combining the following atomic orbitals. Recall…

A: •Here given overlapping between:-

Q: (1) Identify each of the following half-reactions as either an oxidation half-reaction or a…

A: Electrochemistry is branch of chemistry in which we deal with oxidation and reduction reaction…

Q: Draw the condensed structure of a 1° amine with 2 carbon atoms, and no double or triple bonds.

A: Draw the condensed structure of a 1° amine with 2 carbon atoms

Q: You have a powder of calcium chloride dihydrate (CaCl2,2H₂0; M = 147 g.mol-¹ and purity = 96%).…

A:

Q: conc. HCI H₂O 010

A: The first reaction is an example of a ring-opening reaction of the epoxide. The second reaction is…

Q: Using the smallest possible coefficient number, can you balance these equations? Cr(s) + Se(s)…

A: Given Unbalanced chemical reaction 1. Cr (s)  + S8 (s) →  Cr2S3 (s) 2. NaHCO3 (s) → Na2CO3 (s) + CO2…

Q: The molecule is beta-carotene. Tell me everything i should know about thi molecule. please describe…

A: Beta-carotene is a naturally occurring pigment that belongs to the carotenoid family of compounds.…

Q: In the following pair, determine whether the two represent resonance contributors of a single…

A: • Here, we have to select the correct option for the given two structures.  • We will check whether…

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients…

A: Since, In redox reaction, Oxidation and reduction reaction both takes place simultaneously.

Q: Explain the mechanism of the following reaction using photodissociation: HCOOCH3 + hv -> CO + CH3OH

A:

Q: SiO3²- + 2Pb+ H₂0-2HPbO₂ + Si In the above reaction, the oxidation state of lead changes from +2 to…

A: Oxidation state is a hypothetical charge on an atom if all its bonds formed with other atoms are…

Q: Arrange the following in the right sequence of placing electrons in orbitals: O C ↑↓↑ (2) † (3) ↑↓↑↓…

A: Aufbau Principle - Aufbau principle states that, in the ground state of an atom or ion, electrons…

Q: During a lab, a student wrote the following on their data sheet: "A reaction occurred." How would…

A: We have been given that during lab, a student wrote A reaction occured on their data sheet.We have…

Q: D. Calculate the mass (g) of the following samples. 25) 238 moles of lead 26) 1.54 x 109⁹ moles of…

A: D) Calculating the mass (in grams) of the following sample: 25) 238 moles of lead 26) 1.54 × 10-9…

Q: Determine which statements are consistent with Dalton's atomic theory. Consistent Answer Bank Atoms…

A: Atom consist of small particles. In an atom, there is nucleus at the center and electrons are…

Q: 13 point Using only periodic trends, arrange the following elements and ions in order of decreasing…

A:

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: Electrochemistry is branch of chemistry in which we deal with oxidation and reduction reaction…

Q: 1C. CH7O₂Br 10. C₂H₁2O 3.0 www PPM

A:

Q: For each of the molecules below: (a) Provide the bond line structures (b) Indicate the number of…

A: Bond line structure of any molecule is the the representation of molecule in the form of line and…

Q: Draw the most stable AND most unstable conformations of the following molecules. Briefly explain…

A: we know that gauche form is most stable than eclipsed form due to steric hinderance so a is more…

Q: Describe, quantitatively, how you would make 250 mL of a 40 mM HEPES buffer at pH 7.60. You have…

A: Introduction: A buffer solution is a solution in which small addition of strong acid or base does…

Q: Q10: A chromatography column packed with fine, porous beads which that are composed of dextran…

A: This question is based on chromatography which we use in separations techniques of organic…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.