Q: Oxalic acid (H₂C₂04) has the following structure: o• •o H-O—C—C—0—H с An oxalic acid solution…
A: A Lewis Structure is a very simplified representation of the valence shell electrons in a molecule.…
Q: Classify the following elementary reaction as unimolecular, bimolecular, or termolecular. Select the…
A: The reaction is unimolecular if only single reactant is involved to carry out the reaction. A → B…
Q: What is the concentration of Mn2+ in a solution with an analytical MnY2- concentration of 0.025 M at…
A: The question is based on the concept of complexometric titrations. we need to calculate…
Q: predict the product t) NH₂ 1) CH₂l (excess) 2) Ag₂O, H₂O, heat HNO₂ H₂SO4 H₂PO₂
A: The question is based on organic reactions. we need to identify the product formed and explain…
Q: 7) Which of the following compounds cannot be prepared by an acetoacetic ester synthesis? Explain.…
A:
Q: Carbon dioxide (CO2) is a product of energy metabolism. Exercise increases metabolism and leads to…
A: pH of blood of athlete's blood = 7.1
Q: 3 steps -ОН
A: Bromination followed by Elimination and Hydration.
Q: What is the most stable resonance contributor for the arenium lon that leads to a major product in…
A: In the electrophilic substitution of bromobenzene, the incoming electrophile is directed to…
Q: Synthesize the following compound using no organic starting materials other than acetic anhydride,…
A: Acetylide adds on ketone to produce alcohol
Q: Arrange the following atoms or ions in order of decreasing ionization energy: 02, Mg²+, F-, Nat From…
A: Note: Since you have posted multiple questions, we will provide the solution only to the first…
Q: Consider the following reaction: N₂(g) + O₂(g) 2NO(g) If the equilibrium partial pressures of N₂,…
A: Answer:- This question is answered by using the simple concept of calculation of equilibrium…
Q: Which of the following compounds has the most acidic hydrogen? NO₂ OH b. O C. OH d. O H NO₂
A: Answer:- This question is answered by using the simple concept of acidic character of organic…
Q: 2. Select the major product of the following reaction sequence. A OH 1. 002 2. MOMO B NaBH₁ H₂SO4…
A: CO2 is used to make COOH functional group. H3O+/H2O is used deprotect aldehyde/ketone. NaBH4 is used…
Q: Classify each of the following as either a substitution, elimination, or addition reaction. CH3 CH₂…
A: A chemical reaction has 3 possibilities: 1) Addition reaction 2) Substitution reaction 3)…
Q: Nuclear decay is the process in which an unstable atomic nucleus loses energy by emitting 0 ionizing…
A:
Q: 31. Which carbocation would be least stable? 111 मैं मैं मैं x x मे IV (a) । b) | c) !! d) IV e) V…
A: Stability of cation are as follow.
Q: Draw a resonance structure that places a pi bond in a different position. Include all lone pairs in…
A: To draw the resonance structure of the given organic compound
Q: For the compound below show how its carbon skeleton can be divided into isoprene units b. Put a star…
A: A question based on introduction to organic chemistry. Structure of an organic compound is given…
Q: Structure OH ¹H NMR Assignment Chemical Shift (ppm) Integration Splitting
A: 1H-NMR is used for the identification, number and nature of the protons. 13C-NMR is used for the…
Q: Describe how you would prepare 100 mL of a 0.05 m solution of CsCl in water. Show all work.
A: Molality = number of mole of solute/Weight of solvent in kg Number of mole = Mass/molar mass
Q: A. The Lewis diagram for H₂0 is: HO-H The electron-pair geometry around the O atom in H₂O is There…
A: Answer:- This question is answered by using the simple concept of determination of geometry of a…
Q: At a particular temperature, Kp = 0.390 for the reaction N₂O4(9) 2NO₂(9) A flask containing only…
A: For a chemical reaction N2O4 (g) ↔NO2(g) the Kpis given to be 0.390. We are required to calculate…
Q: Structure °°Y ¹H NMR Assignment Chemical Shift (ppm) Integration Splitting
A: There is one type of organic compound is given and we need to find its proton, as well as carbon…
Q: Balance the following equation and write the sum of the coefficients of the reactants and products…
A: we have to determine the sum of the coefficients of the reactants and products of the equation below…
Q: 13. Would you expect a car's body to last longer if it was used only in Ontario (winter climate), or…
A: The durability of a car's body can be influenced by various factors, including the climate in which…
Q: The phosphorylation of glucose by hexokinase is an example of a(n) Isomerization O Free-radical…
A: Phosphorylation of glucose by hexokinase is a key initial step in glucose metabolism, which involves…
Q: t volume is occupied by a 0.908 mol sample of neon gas at a temperature of 0 °C and a pressure of 1…
A: Mole (n) = 0.908 Pressure (P) = 1 atm Temperature (T)= 0°C = 273 K Ideal gas equation. PV =…
Q: Which mass of oxygen completely reacts with 4.0 grams of hydrogen go produce 36 grams of water?
A: Mass of hydrogen = 4.0 grams Mass of water produce = 36 grams We need to calculate the mass of…
Q: Remember to keep a few extra digits while calculating, and only round your final answer to the…
A:
Q: 1. How many unpaired electrons are in the neon atom? A. Paramagnetic B. Diamagnetic This atom is 2.…
A: -> Paramagnetic species have unpaired electrons . -> Diamagnetic species have all paired…
Q: Consider the table of the standard electrode potentials at 25 °C: E° (V) Reduction half-reaction…
A: Fe3+ (aq) + 3e- ----> Fe (s) NO3- (aq) + 4H+ (aq) + 3e- ---> NO (g) + 2H2O (l)
Q: Gasohol is a mixture of gasoline and ethanol (grain alcohol), C2H5OH. Calculate the maximum work…
A: The given reaction for the process is : C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(g) The standard…
Q: Temperature (C) 160 140 120 100- 80- 60- Heat Released A phase change graph is shown below. What is…
A: The freezing point of a compound is defined as the temperature where it changes from a liquid state…
Q: When the Hg2+ concentration is 2.00x10-4 M, the observed cell potential at 298K for an…
A:
Q: Part 1 of 2 Determine the pH of a 0.10 M NH3 solution. Round your answer to 2 decimal places. Note:…
A:
Q: CH3 & Br CI magan H3C CH3 Br H3C CH3 CI +III OH CH3
A: In the nomenclature, it is necessary to number the longest carbon chain based on the position of the…
Q: Write a balanced equation for the combustion of benzoic acid, C6H5COOH, to give CO2 and H2 How many…
A: ' Since you have posted multiple questions, we will provide the solution only to the first question…
Q: Automobile air bags use the decomposition of sodium azide as their source of gas for rapid…
A: Molar mass of NaN3 = 65.02 g/mol Volume of N2 (V) = 40.0 L Temperature (T) = 25.0°C = 25.0 + 273 =…
Q: ③ Show Transcribed Text Predict the product for the following reaction (CH, CH), CuLi 1-
A: The Reagent is used in the above reaction is Gilman reagent as lithium and diorganocopper compund…
Q: fictional compound AX2 has a molar mass of 152.01 g/mol and a Ksp of 5.6237e-10. It dissociates in…
A: The question is based on the concept of solubility product principle. It that states that when a…
Q: 2) What is the product of the following reaction? 2 CH CH CH A) OH CHICHI CHICH CH₂ B) CHICHI CHICH…
A:
Q: NH₂ CN MgBr NH₂ C=NH COOC₂Hs COOCs H₂N-CH H OH NOH >C00C,H, KOH -COOK
A: A series of reactions are given in above question, we have to draw the mechanism for the reaction.
Q: A carboxylic acid functional group can ionize and therefore adopts different charged states…
A: In the given question we have to identify the all possible charge states associated with carboxylic…
Q: 42. Using the data below, calculate the heat of vaporization (AHvap) for hydrazine. (1 atm = 760 mm…
A: The question is based on the concept of phase transition. we need to calculate enthalpy of…
Q: 8. When you peel an orange, you usually smell a pleasant, tangy odour. This odour is due to the…
A: The ester in orange peel is composed of, Percent of C = 69.8 % = 69.8 g Percent of O = 18.6 % = 18.6…
Q: A fictional compound AX₂ has a molar mass of 235.76 g/mol and a Ksp of 3.8742e-10. It dissociates in…
A: A sparingly soluble compound dissociate partially in a solution and a equilibrium is attained…
Q: Draw the best Lewis structure of CH4 (COO). Include lone pair electrons and any formal charges.…
A: The molecular formula of the compound indicates that it is a pthalate ion with two carboxylate group…
Q: This graph represents the heating curve of water. What state of matter is the water in from A-B?…
A: Indicate various phase and phase changes in the given heating curve of water :
Q: When limestone (solid CaCO3) is heated, it decomposes into lime (solid CaO) and carbon dioxide gas.…
A: Mass of CaCO3 dissolved = 2.45 kg = 2450 g PCO2 = 13.1 atm T = 920 oC = 1193.15 K V = 300 L
Q: What mass of NH3 (ammonia) in grams is needs to be captured in a balloon in order to have 1.90 moles…
A: Answer:- This question is answered by using the simple concept of calculation of mass using the…
if the rate of disapearance of h2o2 is 0.033ms ^-1 what is the rate of appearance of o2? 2h2O2 = 2h2o + o2
Step by step
Solved in 3 steps with 3 images
- Under certain conditions, the reaction 3 A+ 4B 5C is observed to proceed at a rate of 0.0275 M s ¹. What is the corresponding rate of change in product C?The equation for the iodination of acetone in acidic solution isCH3 COCH3(aq) + I2(aq) → CH3 COCH2(aq) + H+(aq) + I- (aq) The rate of the reaction is found to be dependent not only on the concentration of the reactants but also on the hydrogen ion centration. Hence the rate expression of this reaction is: rate = k [CH3COCH3]m [I2 ]n [H+]p The rate is obtained by the following the disappearance of iodine using starch as an indicator. The following data are obtained: [CH3COCH3] [H+] [I2] Initial Rate (mol/L.s) 0.80 0.20 0.001 4.2 x 10-6 1.6 0.20 0.001 8.2 x 10-6 0.80 0.40 0.001 8.7 x 10-6 0.80 0.20 0.0005 4.3 x 10-6 1. What is the order of the reaction with respect to each reactant? 2. Write the rate expression for the reaction.3. Calculate, K4. What is the rate of the reaction when [H+]= 0.933 M and [CH3COCH3]= 3[H+]= 10[I-] ?In general, to calculate the rate constant for a second order reaction with respect to A, given an Initlal and final concentration as well as the time required for this change, which equatlon should be used? Multiple Cholce Rate = (A] [A- -kt • [Alo In(AMAlo) -- kt MAt - kt + 1Alo 12 In2k
- The decomposition of gaseous ozone 2 03→302 exhibits a rate law given by -d[O3]/ dt=k[O3P /[O2] | Show that this rate law follows from the mechanism O, k2 (1) (2) O, +0 >20, On the supposition that k > k. What is the resulting expression for k?(1) The gas phase decomposition of dinitrogen pentoxide at 335 KN2O5(g)2 NO2(g) + ½ O2(g)is first order in N2O5 with a rate constant of 4.70×10-3 s-1.If the initial concentration of N2O5 is 3.97×10-2 M, the concentration of N2O5 will be 8.22×10-3 M after ______s have passed. (1b) The gas phase decomposition of sulfuryl chloride at 600 K SO2Cl2(g) SO2(g) + Cl2(g) is first order in SO2Cl2 with a rate constant of 2.80×10-3 min-1. If the initial concentration of SO2Cl2 is 4.90×10-3 M, the concentration of SO2Cl2 will be M after ______ 499 min have passed.The reaction mechanismA2 = A+A (fast)A+ B → P (slow)involves an intermediate A. Deduce the rate law for the formation of P.
- The protein calcineurin binds to the protein calmodulin with an association rate of 8.9 x 103M-1s-1and an overall dissociation constant, Kd, of 10 nM. Calculate the dissociation rate, kd, including appropriate units.Rate law experiments don’t always give data in the form of a rate in molesper second. Some of them give an amount of time necessary for areaction to proceed to a given point. The faster the rate, the less timenecessary. For the following data, assume that the time recorded for eachexperiment is the time required to consume 0.10 M of A in a hypotheticalreaction A + B yields C Time taken (s) [A]0 [B]0 36.8 0.20 0.40 25.0 0.20 0.60 10.0 0.50 0.60 Determine the rate law and the rate constant for the reaction1 Rate constants for the first-order decomposition of acetonedicarboxylic acid CO(CH2COOH)2(aq) → CO(CH3)2(aq) + 2 CO2(g) acetonedicarboxylic acidacetone are k = 4.75 ×10–4 s–1 at 293 K and k = 1.63 ×10–3 at 303 K. What is the activation energy, Ea, for this reaction? Select one: a. 71KJ/mol b. 81KJ/mol c. 51KJ/mol d. 91kJ/mol
- for 17. The life time of a state that gives rise to a spectral line of width 0.1 cm¬1 is : (В) 53 pm (A) 53 nm (D) 33 pm (C) 33 nmIn aqueous solution buffered at a pH of 6.75 Penicillin G (molecular weight of 334.39 g/mole) undergoes hydrolysis via a pseudo first order reaction that has an activation energy of 77.3 kJ/mole and a pseudo first order rate constant of 1.58 x 10-7 s-1 at 30°C. The solubility of the sodium salt of Penicillin G is 25 mg/ml of water. One would expect the solubility of the sodium salt to be ____________ that of the Penicillin G. a. higher than b. the same as c. lower thanThe reaction between ethyl iodide and hydroxide ion inethanol (C2H5OH) solution, C2H5(1alc) + OH- (1alc)----->C2H5OH(l) + I - (alc) , has an activation energy of86.8 kJ>mol and a frequency factor of 2.10 x 1011 M-1 s-1.(a) Predict the rate constant for the reaction at 35 °C. (b) Asolution of KOH in ethanol is made up by dissolving 0.335g KOH in ethanol to form 250.0 mL of solution. Similarly,1.453 g of C2H5I is dissolved in ethanol to form 250.0mL of solution. Equal volumes of the two solutions aremixed. Assuming the reaction is first order in each reactant,what is the initial rate at 35 °C? (c) Which reagent inthe reaction is limiting, assuming the reaction proceeds tocompletion? (d) Assuming the frequency factor and activationenergy do not change as a function of temperature,calculate the rate constant for the reaction at 50 °C.