What are the advantages of performing ignition?

Q: What is the K, reaction of HCN? K, reaction: The K, of HCN is 6.2 x 10-10. What is the K, value for ...

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Q: Part A What volume is occupied by 0.108 mol of helium gas at a pressure of 0.99 atm and a temperatur...

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Q: What kind of reaction is 2NaOH + H2SO4 -----> Na2SO4 + 2H2O

A: 2NaOH + H2SO4 -----> Na2SO4 + 2H2O

Q: E thermochemical equations

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Q: Which of the following substituents is the strongest activating group in electrophilic aromatic subs...

A: It is electrophilic substitution reaction on benzene. More electron donating group will increase ele...

Q: Write a balanced half-reaction for the reduction of aqueous nitrous acid (HNO,) to gaseous nitric ox...

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Q: aldehyde

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Q: Ascorbic acid (H,C,H,0,) is a diprotic acid. The acid dissocation constants for H,C, H,0, are K- K00...

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Q: 3. Suppose that a 10M of NaCl solution with a volume of 3000ml is heated and looses 1.5liters of its...

A:  Given - Initial Concentration of NaCl =10M Initial volume =3000mL Losses water =1.5L=1500 ml (1 L =...

Q: The base protonation constant K, of azetidine (C,H,NH) is 1.5 x 10 °. Calculate the pH of a 0.63 M s...

A: Given :-  Concentration of azetidine = 0.63 M  Kb for azetidine = 1.5 × 10-8  To be calculated :-  p...

Q: Does a reaction occur when aqueous solutions ofpotassium acetate and ammonium sulfide are combined? ...

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Q: What is the molarity of HC2O41- in a 0.60 M  H2C2O4 (aq) solution?   Ka1 = 0.059;   Ka2 = 6.4 x 10-5

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Q: 5. Sucrose is about 42.12% Carbon, 6.48%Hydrogen and 51.4% Oxygen. Determine the mole fraction of ea...

A: To solve this problem we have to calculate the mole fraction of each elements present in sucrose . 

Q: AH = - 1.2 kcal/mol; Kp = 16 nM %3D OH 1 HO AH = - 6.0 kcal/mol; N. Kp = = 76 nM OH 2 करले HOl. AH =...

A: Binding enthalpy Or ΔH for a binding process reflects the energy change of the system when it ligand...

Q: 4. Examine the structures below. Label each structure as primary (1), secondary (2"), or tertiary (3...

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Q: What is Natural Isolates * Explain * The process  * Example:

A: A natural isolate is naturally occurring chemical (single chemical) that is usually "isolated" from ...

Q: 8. Gibbs free energy also determines the non-spontaneity of a reaction 9. According to Gibbs free en...

A: Answer: These are the question based on the second law of thermodynamics which help us in determinin...

Q: Children's toys and jewelry were assessed for their contamination by potentially toxic elements (PTE...

A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts . If you n...

Q: *OCH3 Br DMSO HO

A: Charged species of alcohol(methoxide -OCH3) are strong nucleophiles. So which undergoes via SN2 reac...

Q: . What is reactant selectivity in zeolite catalysis?

A: What is reactant selectivity in zeolite catalysis?

Q: Glucose levels are routinely monitored in patients suffering from diabetes. The glucose concentratio...

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Q: polar or at nonpolar?

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Q: b. . According to the Arrhenius Theory, the ion that is produced in theg HCl is dissolves in distill...

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Q: ketone

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Q: There are two steps in the extraction of copper metal from chalcocite, a copper ore. In the first st...

A: Given-  First step- 2Cu2S+3O2->2Cu2O+2SO2 Second step- Cu2O+C->2Cu+CO  

Q: A solution is prepared at 25 °C that is initially 0.069 M in dimethylamine ((CH3),NH), a weak base w...

A: given :-  concentration of (CH3)2NH = 0.069 M  concentration of (CH3)2NH2Cl = 0.32 M  Kb = 5.4 × 10-...

Q: What is the ionic strength of a 0.100 M solution of Na,SO4 with 0.2 M KI?

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Q: conjugate acid conjugate base

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Q: Using the data in the table, determine the rate constant of the Trial [A] (M) [B] (M) Rate (M/s) rea...

A: Unit of rate constant of second order reaction is M-1 S-1 

Q: A 2.00-L vessel contains 1.00 mol N2, 1.00 mol H2, and 2.00 mol NH3. The reaction is N2(g) + 3H2(g)...

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Q: Using the NMR spectra and the chemical shifts values from the previous page, assign the chemical shi...

A: proximity to a more electronegative atom results in more deshielding and a larger chemical shift.

Q: c. Write the ionization equilibria for aspartate. Calculate the pl. Show your work. H3N (9.8) CH (2....

A: We are required to find isoelectric point of the aspartic acid Also we are required to label the 3 s...

Q: Complete the following table, which lists information about the measured acid dissociation constants...

A: Here, we have to find the values of Ka and pKa for the acids. Also, we have to arrange the acids acc...

Q: II Review I Constants I Periodic Table Part A MISSED THIS? Read Section 6.3 (Pages 215 - 222) ; Watc...

A: According to Charles's law at constant pressure,  volume of a gas is directly proportional to its ab...

Q: A 0.658 g sample of a diprotic acid is dissolved in water and titrated with 0.130 M NaOH. What is th...

A: First find number of moles of NaOH. Then with the help of balanced equation find the number of moles...

Q: Indicate whether either an increase or a decrease of pressure obtained by changing the volume would ...

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Q: Given the following compounds. Answer the following questions. Be sure to attach IR tables used as r...

A: Given IR data : A sharp peak at 3300 cm-1 belongs to sp C-H Stretch of alkyne. Hence alkyne is termi...

Q: Predict the equilibrium concentration of PCI, in the reaction described below by constructing an ICE...

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Q: Which of the following is incorrect regarding electrodes of the first kind? O a. may depend on the p...

A: Electrode of the first kind is a simple metal electrode immersed in a solution containing its own io...

Q: rate law

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Q: Does a reaction occur when aqueous solutions of ammonium phosphate and zinc chloride are combined? ...

A: An aqueous solution of ammonium phosphate reacts with an aqueous solution of zinc chloride to form z...

Q: Determine the mass, in grams, of 0.290 moles of I (1 mol of I has a mass of 126.90 g).

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Q: ACIDS AND BASES Calculating the pH of a weak base solution -8- The base protonation constant K, of l...

A: Lidocaine is a weak base. [OH-] = ( Kb × C )1/2

Q: In Fehling's reaction aldehyde group of carbohydrate is: a)Product b)Ensuring environment c)Reduc...

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Q: A 0.150 mole quantity of NiCl, is added to a liter of 1.20 M NH, solution. What is the concentration...

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Q: Use the References t The pH of an aqueous solution of 0.177 M sodium fluoride, NaF (aq), is This sol...

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Q: Calculate the mass/volume percent composition, or % (m/V), of 4.50 x 10' mL of solution containing 1...

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Q: CH3CH2OH and CH3-O-CH3 are ------.   Question 17 options:   a pair of enentiomers.   a pair of st...

A: CH3CH2OH and CH3-O-CH3 are 

Q: Complete the following table, which lists information about the measured acid dissociation constants...

A: Values of ka and pKa can be calculated from given one of the value using the relation between them  ...

Q: A solution is prepared by adding 100.0 mL of a 0.135 M HCI solution to 100.0 mL of a 0.066 M NAOH so...

A: Volume of HCl=100.0mL  Concentration of HCL=0.135M  Volume of NaOH=100mL Concentration of NaOH=0.066...

d-Block Elements

According to the modern form of periodic table, 118 elements are present which are subdivided as four blocks, namely, s, p, d and f-block elements based on the entry of the valence electron or last electron into which orbital.