Hacmillan Learning A 26.00 mL solution of Fe2+ required 20.00 mL of 0.225 M KMnO, to reach the end point. SFe²+ (aq) + MnO, (aq) + 8H- SFe (aq) + Mn²+ (aq) + 4H₂O(1) Calculate the concentration of the Fe²+ solution. [Fe²+] = M
Q: Predict the major organic product(s) of this reaction. NaOme toluene heat Draw the molecule(s) on…
A:
Q: Draw an a amino acid with a methyl (-CH3) side chain. Draw the molecule as it would appear at…
A:
Q: What is the likely product for the following reaction sequence shown? 3,4-dimethyl-1-hexanol OH a IV…
A:
Q: A chemist prepares a solution of copper(II) fluoride (CuF;) by measuring out 1.31 mg of copper(11)…
A: Mass of copper (ii) fluoride = 1.31 mg Volume of solution= 250.0mLConcentration of CuF2 in mol/L =?
Q: These are synthesis questions. You need to show how the starting material can be converted into the…
A: The question is based on the concept of organic synthesis.We need to synthesize the product using…
Q: Sulfur-38 Original amount: 5.0 g Amount left: Total time: 8.61 h Half-life: 2.87 h Number of…
A: The half-life period is defined as the time needed to disintegrate half of the substance.It is given…
Q: What reagent or series of reagents could be used to carry out the conversion shown? 0-8 Br O…
A: Given that, the reaction is:
Q: name of the element oxidized: 250,2- In the above redox reaction, use oxidation numbers to identify…
A: Given,The reaction:
Q: Calculate the amount of heat needed to boil 29.3 g of octane (CH₁g), beginning from a temperature of…
A: The objective of the question is to calculate the amount of heat needed to boil the given amount of…
Q: 6) Complete the following reactions by giving the starting material, reagent or product. If there is…
A: The question is based on organic reactions.We need to identify the product and explain its…
Q: Draw structural formulas for the alkoxide ion and the alkyl(aryl)bromide that may be used in a…
A: The Williamson ether synthesis reaction follows SN2 mechanism where the alkoxide acts as the…
Q: н ОН HOCH2 I CH₂OH I ОН I I ОН 0 I \ н ОН Н ОН O 0 I
A: Given is carbohydrate molecule.This is disaccharide molecule. This consists of two monosaccharide…
Q: a) What is the activation energy , of the reaction in J/mol b) Determine the frequency factor (or…
A: Activation energy:where:may be used to determine the activation energy:the reaction's highest energy…
Q: During the washing of 2 - methyl - 2- butanol and HCL with sodium bicarbonate, a reaction can occur…
A: An arrow always depicts from a region of high electron density to low electron density ; that is…
Q: A student prepared a 1:1 buffer, for which [HAc] = [Ac-] = 0.05096 M. Using their 1:1 buffer and a…
A: The objective of the question is to calculate the moles of .
Q: What mass of PCl5 will be produced from the given masses of both reactants? Express your answer to…
A: Information of question
Q: can u now explain how to find molality at 0 degrees C
A: The concentration of a solution is measured in terms of molarity or molality. Molarity is defined as…
Q: 2. The proposed reaction mechanism is as follows: BrO (aq) + H+ (aq) → HBrO3(aq) HBrO3(aq) + H+ (aq)…
A: Answer:The power of concentration term of a reactant in the rate law is the order of reaction with…
Q: A student prepared a 1:1 buffer, for which [HAc] = [Ac-] = 0.04881 M. Using their 1:1 buffer and a…
A: The question revolves around the preparation of a solution (Solution C) by a student using a 1:1…
Q: This sketch of a neutral molecule is shaded red or blue wherever the electrostatic potential at the…
A: The number of colors has to be identified to find the compound's chemical formula. The positive…
Q: What combination of reagents can be used to make the following substance via an enamine? or 18.7.0…
A: Given is a structure of an organic compound: 2-(2-oxopropyl)cyclopentanoneTo find the set of…
Q: What is the role of wave interference in determining whether a molecular orbital is bonding or…
A: We have to fill in the blanks given in question. The paragraph is related to the role of wave…
Q: alcula te the solubility of Ag₂CrO4 A) water B) 0.010 M K CrO4 C) 0.12 M AgNO3
A: Given a sparingly soluble salt Ag2CrO4 inA): water,B): 0.010 M K2CrO4C): 0.12 M AgNO3
Q: Draw the product of this hydrogenation reaction. Ignore inorganic byproducts. H₂ Pd/C
A: Hydrogenation is a reaction between H2 and a compound [Here given alkene] in presence of catalytic…
Q: What is the relationship of the following pair of compounds? Br * H Br H BryH Br O a. constitutional…
A: A pair of substances which are non-super imposable mirror images are called enantiomers.A pair of…
Q: AH 30 &v S Solvent 4. Predict the product for the following dehydration reactions. HINT: Don't…
A: Alcohols undergo acidic dehydration to form alkene through a carbocation intermediate.Order of…
Q: Using the data below (included for context), what is the equation for the trendline for the data…
A: The velocity of a reaction is the speed at which reactants are converted to products or the speed at…
Q: Consider this initial rate data at a certain temperature in the table for the reaction OCI (aq) +…
A: The rate law for the reaction can be written as:Here, x is the order with respect to OCl-, y is the…
Q: Calculate the pH of a buffer solution containing 1.3 M NaF and 0.80 M HF. Data: pK₂ (HF) = 3.17 the…
A: The objective of the question is to calculate-The of the buffer solution. for the weak acid.
Q: 5 HOH C + How many possible stereoisomers are possible for this structure? 3 ОН ОН 업 ОН A) two B)…
A: The existence of a chemical compound with the same molecular formula with varying bond arrangements…
Q: Formate, featuring a carbon at the oxidation state, can be fully oxidized to carbon dioxide by a…
A: Oxidation is a process by which a substance loses electrons. This is associated with an increase in…
Q: What are the specific polymorphic states with HDPE ? Does this apply to LDPE, LLDPE and the lower…
A: High-density polyethylene (HDPE) exhibits crystalline and amorphous states, with the crystalline…
Q: Draw a curved arrow mechanism to show the two resonance forms of the intermediate formed in the…
A: Electrophilic addition reaction is the process of adding an electrophile to the pi bond . The triple…
Q: III. (a) (c) (e) Predict the major product for each reaction. H 1) LAH 2) H₂O ? NaBH4 MeOH 1) xs LAH…
A: The question is based on organic reactions.We need to identify the product and explain its…
Q: 8. Tunnista seuraavan reaktion päätuote ja sivutuote. / Identify the major and minor products of the…
A: The given reaction is a substitution reaction at carbonyl carbon.On the basis of electron donation,…
Q: Enzymes are categorized by the types of reactions that they catalyze. An enzyme that catalyzes the…
A: An enzyme is a protein that increases the rate of biochemical reactions.
Q: can you explain this equation i dont quite get where u get this from
A: This K' is the equilibrium constant calculated in terms of pressure at initial stages and at…
Q: How many esters have the formula C5H10O2? Write the name of each isomer.
A: Given that, the molecular formula of ester is C5H10O2.
Q: Column 1 Conc Nitrite (units) 100 50 25 12.5 6.25 3.125 1.5625 0.78125 2 Well 1 0.503 0.301 0.177…
A: A standard curve is a curve plotted between the concentration of the solution and the absorbance of…
Q: A Ph₂N a B O a. 1. NaH; 2. BH3, H₂O O b. 1. NaBH4; 2. HCI, H₂O O c. 1. NaOH; 2. NaBH4 O d. 1. BH3;…
A: 1]One common method for converting a ketone to an alcohol is through a reduction reaction. There are…
Q: Determine the pH of each of the following solutions. 1. 2.10×10−2 M KOH 2. 0.324 M KC6H5O
A:
Q: 20. The pCo + after adding 12.00 ml of 0.02 M EDTA to 25.00 ml of 0.02 M Co+ (K, = 2.04\times 1016)…
A: The question is based on the concept of complexometric titrations. We need to calculate P value of…
Q: + H30
A:
Q: Compare the Tolman electronic parameter of PMe3, PPh3, P(OET)3, and PCI3 using the table below.…
A: VCO stretching frequency tells about the strength of the C=O bond.The higher the stretching…
Q: Solutions Colloidal Suspensions Emulsions Butter Salt water Bleach Drag and drop the correct answers…
A: We have to find examples of solution colloidal suspension and emulsion Examples for which we have to…
Q: Compare and contrast SN1, SN2, El and E2 reactions. What are some obvious similarities and…
A: Given:Reactions.Identify similarities.Elimination reactions are chemical reactions in which two…
Q: The product of the oxidation of t-butanol, shown below, is: H3C H3C -ОН t-butanol cannot be oxidized…
A: Information of question
Q: ill 11.5 Identify reagents that can be used to achieve each of the following transformations: 1) Na…
A: Information of question
Q: What are the angles a and b in the actual molecule of which this is a Lewis structure? H H H H a a =…
A: .
Q: OH الله wwwwwww N H+ A . A C2H4O2 13C NMR: ¹HN
A: Organic Reaction is given.We have to find out A whose molecular formula is C12H14O2.
Step by step
Solved in 3 steps with 4 images
- A 26.50 mL solution of Fe2+ required 17.50 mL of 0.175 M KMNO, to reach the end point. 5 Fe? +(aq) + MnO, (aq) + 8 H+ 5 Fe3 + (aq) + Mn² +(aq) + 4 H,O(1) Calculate the concentration of the Fe² + solution. [Fe?+] = MGiven the equation Ag(aq)+ + 2NH3(aq) ----> [Ag(NH3)2]+(aq), determine the concentration of NH3(aq) that is required to dissolved 261mg of AgCl in 100 ml of solution. The Ksp of AgCl is 1.77 x 10-10 Kf = 2 x 107.MnO4 (aq) + H2O2 (aq) → Mn2+ (aq) + O2 (g) (a) Sketch a flask containing an analyte solution before any potassium permanganate KMnO4 is added, list out all species present. (b) Once a stoichiometric amount of permanganate ion is added to the analyte solution (the equivalence point of the titration!), sketch the beaker with all the species remaining after the reaction goes to completion. (c) Sketch the flask one more time, past the equivalence point. How do you know when you have passed the equivalence point?
- A titration of 29.2 mL of a solution of the weak base aniline, C@HNH, ( K 4.0 x 10-10), requires 21.61 mL of 0.155 M HCl to reach the equivalence point. CH_NHz(aq) + HyO* (aq) + C,H,NH, (aq)+H,O(l) a What was the concentration of aniline in the original solution? Concentration 0115 ✔ M The equivalence point for a reaction is the point at which one reactant has been completely consumed by addition of another reactant. Thus, [C,HNH] [H₂O+] [OH-]- = 0.155 mol HC1 1.00 L 1 29.2 mL b What are the concentrations of H₂O¹, OH, and C6H5NHs at the equivalence point? M C = 0.115 M x 21.61 ml x M Correct 1 mol C, H, NH, 1 mol HCl Show Hint5.50 g of As, O, are titrated with 35.5 mL of KMNO, to reach the end point. 5 As, 0, (s) + 4 MnO, (aq) + 9 H,O(1) + 12 H* (aq) 10 H,AsO, (aq) + 4 Mn² + (aq) Calculate the concentration of the KMNO, solution. [KMnO,] = M6. The concentration ofhydrogen peroxide in a solutionis determined by titrating a 10.0-mL sample of the solution withpermanganate ion.2 MnO4-(aq) + 5 H2O2(aq) +6 H+(aq) 2 Mn2+(aq) +5 O2(g)+ 8 H2O(l)If it takes 16.8 mL of 0.124 MMnO4- solution to reach theequivalence point (i.e., where thereactions stops), what is themolarity of the hydrogenperoxide solution?Do the argentometric titration according to given data and fill in the blanks. Ag+ (aq) + Cl- (aq) → AgCl (s) (White) NaCl » Na* + Cl- SET 2 Measured Weight of NaCl, (gr) 2.5 g Measured Weight of Cl- , (g) Volume of Stock Solution, (mL) 200 mL Amount of Sample taken from the stock solution, (mL) 9mL Normality of AgNO3, (N) 0.1 N Initial burette reading, (mL) O mL Final burette reading, (ml) 6.85 mL Volume of AgNO; Consumed, (mL) 6.85 mL Amount of AGNO3 Consumed, (mg) Calculated Weight of NaCI in stock Solution, (g) Calculated Weight of CI- in stock Solution, (g) Error in Calculating Amount of CI-(%)5. What concentration of acetate ion (CH3CO2') in 0.500 M CH3CO2H produces a buffer solution with pH = 5.00? (Ka = 1.8 x 10-5) CH;CO2H (aq) H20 (I) CH;CO, (aq) H30* (aq) + 6. A buffer solution is formed by adding 0.500 mol of sodium acetate (CH3CO2NA) and 0.500 mol of acetic acid (CH;CO2H) to 1.00LH,0. What is the pH of the solution at equilibrium? (K, 1.8 x 10°)Directions: Solve the problem with a complete step-by-step solution. Titration of 0.2121 g of pure Na2C2O4 (134.00 g/mol) required 43.31 mL of KMnO4. What is the molar concentration of the KMnO4 solution? The chemical reaction is 2MnO4- + 5C2O42- + 16H+ + ----> 2Mn2+ + 10CO2 + 8H2OChemistry If 110.0 mL of 0.0030 MNa2SO4(aq) is saturated with CaSO4, how many grams of CaSO4 would be present in the solution? [Hint: Does the usual simplifying assumption hold?] Express your answer using two significant figures. This answer not 0.07 0.084, 0.09Given the equation Ag*(aq) + 2 NH3(aq) → [Ag(NH,),]*(aq) Kf = 2.00 × 107 > determine the concentration of NH3(aq) that is required to dissolve 529 mg of AgCl(s) in 100.0 mL of solution. The Ksp of AgCl is 1.77 x 10-10. [NH,] = MA solution containing 0.110.11 M Pb2+Pb2+ , 1.5×10−61.5×10−6 M Pb4+Pb4+ , 1.5×10−61.5×10−6 M Mn2+Mn2+ , 0.110.11 M MnO−4MnO4− , and 0.800.80 M HNO3HNO3 was prepared. For this solution, the balanced reduction half‑reactions and overall net reaction shown can occur. 5[Pb4++2e−↽−−⇀Pb2+]5[Pb4++2e−↽−−⇀Pb2+] ?∘+=1.690 V�+°=1.690 V 2[MnO−4+8H++5e−↽−−⇀Mn2++4H2O]2[MnO4−+8H++5e−↽−−⇀Mn2++4H2O] ?∘−=1.507 V�−°=1.507 V 5Pb4++2Mn2++8H2O↽−−⇀5Pb2++2MnO−4+16H+5Pb4++2Mn2++8H2O↽−−⇀5Pb2++2MnO4−+16H+ Determine ?∘cell�cell∘, Δ?∘Δ�∘, and ?� for this reaction.SEE MORE QUESTIONS