NH3 + H3O* → NH; + H2O 25.0 mL of the 0.0220 M NH3 was titrated with 0.010 M HBr. It took 55.0 mL of HBr to reach the equivalence point. Determine the pH of the solution when 27.5 mL of 0.010 M HBr are added. Assume the temperature is constant and the volumes are additive. K₂NH3 = 1.85 x 10-5 pH = [?] pH Enter

Q: Draw the major organic product of the reaction shown below. OH H₂SO4

A: -> when alcohol reacts with acid first of all carbocation formed then hydrogen removed and alkene…

Q: Linda titrates 60.00 mL of 0.20 M dimethylamine, (CH3)2NH2, with 0.40 M HBr. (CH3)2NH₂ Kb = 5.4 x…

A:

Q: Henry titrated 50.00 mL of 0.25 M nitrous acid with 0.50 M NaOH. What is the pH of the solution at…

A: Given -> Volume of nitrous acid (HNO2)= 50.00 ml Molarity of HNO2 = 0.25 M Molarity of NaOH =…

Q: What is the pH of the solution when Yolanda has added 60.0 mL of 0.10 M LIOH to the 40.0 mL of 0.40…

A: we have to calculate pH of solution after addition of 60 mL base

Q: In an experiment, a 0.4481 g sample of 2-naphthylacetic acid ( C12 H10 O2) is burned completely in a…

A: The molar heat of combustion = 5993.7736 KJ/mol

Q: 2.62 Predict the chemical formulas of the compounds formed by the following pairs of ions: (a) Cr3+…

A: we have to write the formula of the ionic compounds

Q: The table contins concentration data and the initial rate data for the reaction 2NO(g) + H₂(g) →…

A:

Q: 100.0 mL of a 1.0 M solution of an unknown monoprotic weak base is titrated with HCI to the…

A:

Q: Draw Hayworth projection for the disaccharide gentobiose given that the glycoside linkage is (16)

A: Gentiobiose is a disaccharide which consists of two units of D-glucose joined with a beta (1->6)…

Q: Provide the correct IUPAC name for the skeletal (line-bond) structure shown here.

A: Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more prior…

Q: What is the pOH of a 0.053 M solution of KOH at 25 °C? 1.28 12.72 13.11 0.89

A: We have given for KOH solution.  Concentration of KOH solution = 0.053 M  KOH will dissociates as;…

Q: For which of these equilibria, is Kp / Kc? P (I) 2HgO(s) = 2Hg(l) + O2(g) (II) SO₂Cl₂ (g) = SO2(g) +…

A:

Q: A 1.59 mol sample of Xe gas is confined in a 38.9 liter container at 25.3 degrees celcius. If the…

A: Given here Xe gas is confined in a volume a temperature 25.3 °C and we are asked the change in the…

Q: For a certain first order reaction, it takes 449 seconds for the concentration of reactant to…

A:

Q: predict the reaction type (single or double displacement)  -- predict the names and states of the…

A: Given reaction HCl(aq) + NaOH(aq) ->

Q: OsO4 H₂O₂ g (viii) T MCPBA CH₂Cl2 b)

A: 9-BBN , NaOH and peroxide is used for the hydroboration-oxidation reaction of olefins to form less…

Q: A mixture of water and acetone boils at a pressure of 1.25 atm and a temperature of 348.15K. Given…

A: We can solve the given problem by using Raoult's law.

Q: Br К CH3 ICH ALICH °CH, NH₂ NH₂ CH CH₂ 'CH

A:

Q: Draw all four bonds at chiral centers. Draw the major product predicted for the following reaction.…

A:

Q: According to reduction potentials in the table below, which on of the following reactions is…

A:

Q: 51. A 250.0 mL buffer solution is 0.250 mol L in acetic acid and 0.250 mol L in sodium acetate. a.…

A:

Q: What is the pH of the solution when Oscar has added 25.0 mL of 1.0 M HI to the 100.0 mL of 0.50 M…

A:

Q: What is the pH of the solution at the equivalence point, when Julianna has added 20.00 mL of the…

A:

Q: .mheducation.com/ext/map/ part 2 Homework i 04 es Saved Determine the freezing point of an aqueous…

A: Introduction :  Depression in freezing point is a colligative property of of dilute solutions…

Q: Determine the molarity of magnesium ions in a solution that is 0.544 M Mg3(PO4)2- MMg2+

A:

Q: Answer the questions briefly. Cite your references (minimum of 2) using Harvard referencing format.…

A: (1)÷  Mostly diprotic acids like H2SO4 and triprotic corrosive (H3PO3 and citrus extract) major…

Q: Jose titrated 40.00 mL of 0.25 M methylamine, CH3NH2, with 0.40 M HCI. CH3NH₂ Kb = 4.4 x 10-4 What…

A:

Q: Splitting of a signal in a proton NMR spectrum tells us the number of chemically non-equivalent…

A:

Q: Aqueous barium chloride + aqueous sodium sulfate Reaction Type: Balanced Equation: Product Names &…

A:

Q: certain weak base has a  ?b  of  7.80×10−7.  What concentration of this base will produce a pH of…

A:

Q: The reaction A + 2B P has the rate law, r = k[A] [B]³. If the concentration of B is doubled and that…

A:

Q: What m, quantum numbers are possible when n = 2 and l = 1?

A:

Q: A mixture of carbon dioxide and neon gases, in a 5.10 L flask at 16 degrees celcius, contains 6.94…

A:

Q: Provide the correct IUPAC name for the compound shown here.

A:

Q: The average bond order is the number of bonds between two atoms taking into account resonance. Draw…

A: A Lewis structure is based on the concept of the octet rule, in which atoms share electron so that…

Q: Provide the correct systematic name for the compound shown here. Br CH3

A: we have to name the given structure

Q: HC 1.LIAIH 2. НО OH я OH

A: option -1 is correct due to hydride is attack on less sterically hinderded carbon

Q: 68 78 SA Using only the periodic table arrange the following elements in order of increasing…

A:

Q: A local AM radio station broadcasts at a frequency of 696 kHz. (1 kHz — 1000 s¯¹) Calculate the…

A: Given, Note: 1 kHz = 1000 s-1 Frequency (v) = 696 kHz = 696 × 1000 s-1 = 6.96 × 105 s-1 Energy = ?…

Q: A. What is the hybridization of the central atom in BeBr₂? Hybridization = What are the approximate…

A: When two or more two atomic orbitals having the same or different energy combine and form the…

Q: During electrophilic aromatic substitution, a resonance-stabilized cation intermediate is formed.…

A:

Q: A 0.640 M solution of a weak base (B:) is made. The Kb for this acid is 4.61 10-9 What is the pOH of…

A: Given Weak base: Concentration = 0.640 M Kb = 4.61 * 10-9  Weak acid: Concentration = 0.640 M Ka =…

Q: Formaldehyde is a disinfectant, a preservative, and a raw material for plastics manufacture. Its…

A: Melting point is a temperature at which solid changes to liquid state. Given that melting point of…

Q: The iodide ion concentration in a solution may be determined by the precipitation of lead iodide.…

A: We can solve the given problem by using molarity equcation M1V1= M2V2

Q: 12 Determine the freezing point of an aqueous solution that is 0.584 m sucrose. °C

A: Explanation- Here, the process that occurs is depression in freezing point.

Q: Draw the least stable resonance form for the intermediate in the following electrophilic…

A:

Q: 5.81 x 10-2 b) Write the number in scientific notation: 863,000 = Use standard format to enter…

A: Ans. (a) The number is : 5.81×10-2 decimal form = 0.00581   (b) The number is: 863,000 scientific…

Q: If the  ?a  of a monoprotic weak acid is  2.9×10−6,  what is the  pH  of a  0.29 M  solution of this…

A:

Q: In the laboratory a student finds that it takes 28.7 Joules to increase the temperature of 13.1…

A: we have to calculate specific heat of mercury

Q: Chemistry Question

A: moles of electron = 0.228 mol

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.