A 100.0 mL solution containing 0.756 g of maleic acid (MW 116.072 g/mol) is titrated with 0.217 M KOH. Calculate the pH of the solution after the addition of 60.0 ml. of the KOH solution. Maleic acid has pk, values of 1.92 and 6.27. pH =

Q: #71 12. Use your answers for Questions 4 and 10 to calculate [SCN -] q, the equilbrium concentration…

A: Answer: Given Ionic equilibrium: Fe3+(aq)+SCN-(aq)⇌[FeSCN]2+   From the ICE table mentioned in…

Q: An aqueous solution has hydronium concentration [H3O^+] = 1.2 x 10^-2 mol L^-1. What is the pH of…

A: Hydronium ion concentration is an important parameter of an aqueous solution. The concentration of…

Q: If you started with only 20 grams of phosphorus-32, about how much would remain after 42.9 days…

A:

Q: and Question: How does temperature affect the rate of diff 1. Observe: Set the temperature (Temp.)…

A: To explain how temperature affect the rate of diffusion

Q: 2NaN3 (s). 2Na(s) + 3N₂(g) 1st attempt .See Periodic Table g sodium azide See Hint How many grams of…

A: Here we have to calculate the mass of NaN3 needed to produce sufficient amount N2 gas that can fill…

Q: Question 5: Select the nucleophiles in * Figure 5 that are also strong bases. A B с D Figure 5 OH…

A: Nucleophiles:  Species that donate their electron pair to electrophiles. A strong nucleophile is…

Q: found that 3 titrations required an average volume of 21.27 mL of 0.1891 M NaOH(aq) to neutralize…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is known as…

Q: [Review Topics] [References] Acyl transfer (nucleophilic substitution at carbonyl) reactions proceed…

A:

Q: Select all the following statements that are correct. X 8 X 8x X = Cl or Br 2 A. Compound 1 will…

A:

Q: Consider the reaction below. How many grams of carbon dioxide will be produced if 10.0 grams of…

A:

Q: Model 5: Isotope Natural Abundances Atom Most common isotope C O S N CI Br ¹²C (100) 160 (100) 32S…

A: Since you have posted multiple questions, according to guidelines I am solving first one.If you want…

Q: Reasons for controlling pH within certain specified limits are:  A. Chemically stability  B.…

A: Reasons for controlling pH within certain specified limits are Option E i.e All of these. (Chemical…

Q: 5. Show the major product(s) of the following reactions. H MeO. Bof MeO H CN 150° C CN COME SI- +…

A: The given reactions are Diels-alder reaction.

Q: 2. Write in all the product(s) of these reactions. Label products as "major" or "minor" if relevant.…

A:

Q: A 1 liter solution contains 0.342 M hypochlorous acid and 0.456 M sodium hypochlorite. Addition of…

A: Answer: Mixture of weak acid (HClO) and and its salt with strong base (NaClO) act as a buffer…

Q: Is the following compound an achrial or chiral molecule? Locate the chiral centers if they exist and…

A:

Q: At 25oC, for the reaction 2 A(aq) ----> B(aq) + C(aq), the equilibrium constant is 1.89. If the…

A:

Q: For sulfate experiment, unknown was dissolved in 200mL of water. A careless student added only 100…

A: If the concentration of solute is greater than the maximum possible concentration, a precipitate…

Q: [Select] ✓ [Select] Mg Be K Cs ng elements in increasing order of metallic character. The top =…

A: Here we are required to determine the increasing order of metallic character

Q: A balloon is filled with helium gas. Select the letter of the balloon diagram that corresponds to…

A: Boyle's law:  According to Boyle’s law, the absolute pressure exerted by a given mass of an ideal…

Q: Write a balanced half-reaction for the reduction of gaseous oxygen O2 to aqueous hydrogen peroxide…

A: In this question we need to write the balanced eauation for the reduction of gaseous oxygen, O2 to…

Q: The pressure 60.0 m60.0 m under water is 6.90×102 kPa.6.90×102 kPa. What is this pressure in…

A: we have to calculate the pressure in atm and mmHg

Q: If two glass bottles of gas were stored side by side and both broke open at the same time, which gas…

A: Note: As per the guidelines, solution of first question has been made. For the expert solution of…

Q: In a "coffee-cup" calorimeter, 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M HCI were mixed. Both…

A:

Q: Predict the products of the reaction below. That is, complete the right-hand side of the chemical…

A: In balance reaction number of each atom on reactant side is equal to number of each atom on product…

Q: Predict the products (write the acid-base equation) and use the figure to predict whether the…

A: The detailed explanation is given below :

Q: Which of these compounds are polar molecules? Select all that apply. ܝ H-N-H H ammonia H H-C-H I H…

A: Formula for determining hybridisation state :-  x= (V+M-C+A)/2  V = valence electrons of central…

Q: Hydrogen iodide decomposes according to the equation 2HI(g) H₂(g) + 12(g), for which Kc = 0.0156 at…

A:

Q: A sample of an unknown compound is vaporized at 150. °C. The gas produced has a volume of 840. mL at…

A:

Q: What are the major product(s) formed by treating 1,2-dimethyl cyclopentene with Br₂? Br Bil... OII,…

A: Here, we have to find the major products for the addition of Br2 to 1,2-dimethyl cyclopentene.

Q: for part b）why do we write AlCl3 at top of the arrow and AlCl4 at the bottom of arrow？？is it any…

A:

Q: 5. Reaction Enthalpy. balan and calculate AH for the following chemical equations. AHe (kJ/mol):…

A:

Q: Calculate the Ca2+ ion concentration needed to precipitate CaF2 from a 0.0025 solution. M from NaF.

A: Given that Conc. of NaF = 0.0025 M Conc. of F– = [NaF]= 0.0025 M   We know that Ksp for CaF2 = 3.9 x…

Q: To measure the concentration of an aqueous solution of H₂O2, an analytical chemist adds strong acid…

A:

Q: A 0.396 g sample of KHPKHP will be titrated with a NaOHNaOH solution with an assumed concentration…

A:

Q: 9. A solution contains 57.5 mL ethyl alcohol (C₂H5OH) and 600 mL benzene (CH₂). Given that 1000 g…

A:

Q: At equilibrium, the concentrations of reactants and products can be predicted using the equilibrium…

A:

Q: B C OsO4 (catalytic) NMO Br2 H₂O 1. BH3-THF 2 H2O2, NaOH

A: Given reaction is hydrolysis of alkene.  Alkene on hydrolysis gives alcohol as final product.

Q: How would you design the synthesis for the following molecules using any of the chemistry previously…

A: We have to carry out the given synthesis from the following molecules. Introduction: In the first…

Q: If you have 1 mol Xe and 1 mol F2, how many moles of XeF4 can you create in the following chemical…

A:

Q: What is the molar concentration of a solution prepared by dissolving 2.46 g of Li2SeO3 in enough…

A:

Q: onsider the reaction of 4,4-dipropylcyclohexan-1-ol with HI (hydrogen iodide). 3] Using curved…

A: The following reaction is a dehydration reaction of alcohol with an acid. The answer is as follows:…

Q: A simplified version of the computed energy profile for the Wittig reaction of a stabilised ylide…

A:

Q: The specific heat of compound AB(s) was determined using coffee-cup calorimeter. When  1.750 g of…

A: For solid AB ,∆H is given as 88.75 Kj/mole. By equation, ∆H=m×c×∆Tm→massc→specific heat capacity of…

Q: Use the Acid-Base table to write net equations and determine the equilibrium constants for the…

A: A net equation is obtained when common terms present on both the reactant and product sides are…

Q: The equilibrium constant expression for the reaction CuO(s) + H₂(g) = Cu(s) + H₂O(g) is Kc =…

A:

Q: 2. What is the concentration of a H₂SO4 solution if 0.100 L of the sulfuric acid sample requires 755…

A:

Q: The energy that is required to break a chemical bond is usually a few eV. Should we be worried about…

A:

Q: How many grams of C are in 44.7 g of C6H10S?

A: Mass of 1 mole = molar mass  1 mol AB contain 1 mole A and 1 mole B

Q: F OTS KCN CH3CN CH3OH

A:

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.