Determine the pH during the titration of 28.1 ml of 0.170 M hydroiodic acid by 0.136 M sodium hydroxide at the following points: (1) Before the addition of any sodium hydroxide| (2) After the addition of 17.5 ml of sodium hydroxide (3) At the equivalence point (4) After adding 43.8 mL of sodium hydroxide Submit Answer 8 question attempts remaining

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

A:

Q: Given Carbon Tetrachloride, CCI.. The most electronegative element is Draw the skeletal structure,…

A:

Q: From zoom lecture on green house gases Use information from the zoom lecture to briefly explain why…

A:

Q: Question 1: In each of the compounds below, circle all of the chiral carbons, if any. он Br Br OH…

A: Chiral Carbon => Carbon having 4 different substituents or groups attached. Chiral Carbon denoted…

Q: 1. HNO,, H,SO4 2. H, Ni 3. NANO,, HCI 4.CuCl 1. Xs CH,I 2. Ag:0, Heat NH2

A: We have to find the product of these reactions.

Q: Write the balanced chemical equation associated with the formation constant, K¢, for each complex…

A:

Q: Why CH3COCI/AICI, mixture is used for Friedel-Crafts acetylation reaction and not CH;COCI/H,SO4…

A: Friedal craft reaction is electrophilic substitution reaction, in which electrophile substitute at…

Q: Name and indicate

A:

Q: The solubility of nitrogen gas is 0.0190 g/L at 100 kPa and 25 C. At what pressure is the solubility…

A: Answer: 7631.58 kPa

Q: Sn2 Nu E-LG

A: SN2 reaction  mechanism . SN2 reaction is single step reaction where bond breaking and bond…

Q: QUESTION 11 Which of the following alkyl bromides undergoes solvolysis in methanol without…

A:

Q: CH3-CH2- CH2-CEN CH3 CH3-CH-C=N CEN CH3 CH3

A: The IUPAC nomenclature stands for International Union of Pure and Applied Chemistry.  This…

Q: 7. Determine AH° for the following reaction: 2S(s) + 302(g) ---> 2SO3(g) AH°=? Given: SO2{g) --->…

A: 7) Given, a) SO2(g) ➝ S(s) + O2(g)  ∆H° = +296.8 kJ b) 2SO2(g) + O2(g) ➝ 2SO3(g) ∆H° = -197.8 kJ…

Q: water 97℃ Boiling point of solution  99℃ Mass of flask  118.2g Mass of distilled water w/…

A: Given,    Boiling point of distilled water 97℃ Boiling point of solution  99℃ Mass…

Q: Hello can this please be broken down for me   The balloon shown has volume of 5.8 L at 267 K when…

A: V1 = 5.8 L T1 = 267 K n1 = 4.3 mol V2 = ? T2 = 743 K n2 = 4.3 + 7.9 = 12.2 mol

Q: Figure 40 Petroleum 30 - Natural gas 20 - Coal Nuclear electric 10 - power Hydroelectric power Wood…

A: The graph given is,

Q: | SCN in oilH Na Calculate the solubility of Cu Bz Cu($20;)= 2:3 x 107

A: Given: Concentration of Na2S2O3 = 0.1 M

Q: Copper sulfate is widely used as a dietary supplement for animal feed. A laboratory technician…

A: Answer: Molar concentration of a solution is equal to the ratio of number of moles of solute and…

Q: 8. i) Identify the letter choice that shows the correct Bronsted-Lowry acid-base pairs for: H3PO…

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

Q: coffee cup is found to have a volume of  263 mL. Using unit analysis, show what the volume of this…

A: By unit analysis we can conclude that, 1 L = 1000 ml         OR 1000 ml = 1L

Q: What is the balanced eqauation for the cooper (I) ion being oxidized to the cooper (II) ion by…

A: GIVEN:-

Q: 2. A fast food item contains 1130 calories. Convert this energy to Joules. (1 cal=4.184 J)

A:

Q: A 6.91 mol sample of ethylene is burned in a bomb calorimeter that has heat capacity of 348.0 J C-1.…

A:

Q: In performing the Alkalinity of Streams and Lakes activity, a student collects the following data.…

A:

Q: which of the following will give a positive iodine test? a) starch b) glucose c) lactose d)…

A: Which of the following will give a positive iodine test?

Q: QUESTION 4 if the starting octahedral complex is trans and the resulting complex is exclusively…

A:

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

A:

Q: A 10.00-g sample containing an analyte was transferred to a 250-mL volumetric flask and į diluted to…

A: Solution - According to the question - Given - In the spiked sample, the signal is due to 10 ml of…

Q: What property of steel is being enhanced in adding silicon?

A: What property of steel is being enhanced in adding silicon?

Q: If you have 155 mL solution of a 0.762 M FeCl, solution, how many grams of FeCl, are contained in…

A: Fill in blanks as shown on problem

Q: H* Amine + Carbonyl group H20 NH2 II IV O II

A: Amine and carbony compound in presence of H+/H2O give the enamine as shown in question .Enamine can…

Q: How does sodium atom become sodium ion?

A: How does sodium atom become sodium ion ?

Q: what philosophy you believe, the atomism or the natural elements? Why?

A: Atomism Is a philosophical concept. It propose that physical univers is composed of invisible…

Q: Two metal strips A and B are firmly glued together at room temperature. A has a higher thermal…

A: Given bimetallic strip contain two metal named A and B.Metal A has higher expansion coefficient than…

Q: how many milliliters of an aqueous solution of 0.124 M barium hydroxide is needed to obtain 12.7…

A: Given- Concentration of barium hydroxide =0.124M Weight=12.7grams

Q: CO2(g) + 4H2(g) CH4(g) + 2H20(g) Given the following standard enthalpies of formation. CO2(g), AH°,…

A: What is the standard enthalpy of the given reaction---

Q: What is the chemoselectivity issue in the following reaction? You may wish to consult the datasheet…

A: GIVEN:-

Q: 1. Read about chemical reaction rates and rate laws. Take notes on how stoichiometry affects rate…

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

Q: QI List therc examples on the importance of analytical chemistry in environmental seienee one of…

A: 1. Answer - Analytical chemistry - Analytical chemistry is the science of obtaining, processing, and…

Q: QUESTION 6 For each of the following reactions which of substitution products is correctly…

A: Here we have to determine the correct stereoisomeric reactant and stereoisomeric product formed in…

Q: following food groups is NOT a source of carbohydrate? A. Breads and pasta B. Fish and poultry C.…

A: Note : As you have uploaded multiple questions, so I'll answer first three questions. Please upload…

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

A:

Q: Make a comparative table, highlighting similarities and differences, between the materials: a.…

A: Polyamide has a much greater capacity than silica gel and cellulose and is complementary to PC in…

Q: Which of the solvents more volatile? ethanoic acid%3D 1.94 KPa ethanal = 120.26 KPa %3D

A:

Q: For which salt should the aqueous solubility be most sensitive to pH? A) FeCl2 B) Fe(NO3)2 C) FeF2…

A:

Q: Draw the galvanic cell (be sure to label all parts-anode, cathode, flow of electrons and ions from…

A: Galvanic cell: It is the device that is used to convert from chemical energy into electrical energy.

Q: Part c Your answer is incorrect. How many grams of NaCHO2 would have to be ad m(NACHO2) =

A:

Q: H. OH CH3 1. H3C H3C CH3 and H. OH H3C. CH3 2. Hзс CH3 HO and H. H3C. CH3 CH3 HO HO. H. and 3.

A: As there occurs change in the stereocenter of the optically active structures, despite of the change…

Q: How much energy (in kJ) is released when 71.0 g of oxygen difluoride decomposes? Answer: kJ (enter a…

A:

Q: Solid urea, (NH2)2CO, burns to give CO2, N2, and liquid H2O. Its heat of combustion is -632.2…

A: Answer: When 1 mole of a substance is burned completely in presence of oxygen then energy released…

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.