What is the pKa of HC4H4O6 ? 2.17 10.26 O 6.59 8.15 4.34

Q: Show the synthesis of butylamine from ammonia in one step. Make sure to specify the stiochiometry of...

A: Alkyl halides undergo substitution reaction with ammonia to give ammonium salts because ammonia act ...

Q: Find the pKw of H2O and D2O at 60°C and 90°C (values in image). Write the balanced

A: Find the pKw of H2O and D2O at 60°C and 90°C 

Q: Does a reaction occur when aqueous solutions ofsodium hydroxide and calcium acetate are combined   ...

A: We have to predict the net ionic equation.  

Q: rite balanced net ionic equations describing each of the following reactions: Precipitation of tin (...

A: Write belanced net ionic equations describing of the following reactions.a) Precipitation of tin (4)...

Q: A generic salt, AB,, has a molar mass of 165 g/mol and a solubility of 6.30 g/L at 25 °C. What is th...

A: Molar solubility = solubility / molar mass

Q: The trans isomer of the compound below is more stable than its cis isomer. True or false?

A: Stereochemistry is branch of chemistry in which we deal with arrangement of atoms in molecules.

Q: emist prepares a solution of calcium sulfate (CaSO,) by measuring out 0.482 umol of calcium sulfate ...

A: Moles of calcium sulphate=0.482×10^-6mol Volume=250 mL= 0.25 L  Concentration of calcium sulphate=? ...

Q: Consider the following chemical reaction: 2H2O(1) → 2H2 (g) + O2(g) What mass of H2 0 is required to...

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please re...

Q: Question 18. What functional groups must the monomers have, to form a polyester? two carboxyl (2COOH...

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Q: The UV spectrum for which of the following compounds would have the largest value for λ max? A. (CH3...

A:  λ max depends upon the type of transition  and the conjugation  present in the compound  

Q: Name the highlighted chemical group in each molecule. Lewis structure name of highlighted group H H ...

A: A functional group is substance or moiety in a molecule that cause the effect.

Q: Following molecule is ----. CI H'C. H achiral

A: 1) A chiral molecule not an identity with its mirror image with all respects.And has non superimposa...

Q: The value of Ksp for AgBr is 5.4 x 10-13. For the Ag/AgBr electrode, AgBr(s) + e Ag(s) + Br (aq) E°A...

A:

Q: 3. Determine the 3D structure of the molecule of formula C2H,O (H3CCHO). Indicate the geometry aroun...

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Q: 5. A conductivity cell filled with 0.10 demal KCI solution gives at 25°C a resistance of 910 ohms. W...

A: Given :-  Resistance with 0.10 demal KCl solution = 910 ohms Specific conductance of unknown solutio...

Q: Provide the correct answers in the given statement with the given compounds in the image. A. In sep...

A: The reactions are as follows:  

Q: 5. Which of the following are factors that determine whether a reaction is spontaneous or nonspontan...

A: Any process is called spontaneous if there is not any output force is applied during the process or ...

Q: e functional groups fo

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Q: on 1 of 3 The decomposition of N,O, can be described by the equation 2N,0, (soln) 4 NO, (soln) + O,(...

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Q: What is done in an ignition process?

A: Please find your solution below : Analytical chemistry is a branch of that involves the different in...

Q: Which of the following statements about the n-electron system of a linear conjugated organic molecul...

A: According to the molecular orbital theory the atomic orbitals combine to form molecular orbital. The...

Q: Directions: Choose the letter that corresponds to the correct answer. Write your answer on the space...

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Q: Calculate the molarity, M, of KCl when 2.65 g KCl are dissolved in 2.50 ×x 10° mL of solution. Enter...

A: Given- Weight of KCl= 2.65g Volume of solution=2.50×10^3 mL=2.50L Molarity of solution=?

Q: Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic i...

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Q: I. Modified True or False Directions: Write CHEMISTRY if the statement is correct, if otherwise, cha...

A: Question 1 - True The  entropy of the universe is always positive and it is increasing over time and...

Q: Differentiate molality and molarity. Name other ways of describing quantitatively compositions of s...

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Q: Question 28. its levels are lower (in the blood stream) if you eat unsaturated lipids. Galactose isa...

A: Unsaturated  Lipids Lowers the Value oF Bad  cholesterol in the blood.

Q: Which is the product of oxidation of CH3CH2CHO?

A: Given :- CH3CH2CHO + [O] →  To identify :- product formed in above oxidation reaction 

Q: What are covalent compounds (molecules)? Give two examples of covalent compounds and their formula.

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Q: Five different solutions were prepared in the laboratory. One was prepared by dissolving 7.1 g sodiu...

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Q: . What is reactant selectivity in zeolite catalysis?

A: What is reactant selectivity in zeolite catalysis?

Q: O 0/5 DOMINGO Understanding the definitions of heat and work A mixture of gaseous reactants is put i...

A:

Q: Three structural isomers have the formula C,H2. Draw the isomer with five carbon atoms in the Draw t...

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Q: Part A A weather balloon is inflated to a volume of 25.5 L at a pressure of 738 mmHg and a temperatu...

A:

Q: You are performing an extraction and you begin with 0.70 g of crude starting material. At the conclu...

A: Given : amount of crude material used in starting = 0.70 g  Amount of pure product recovered = 0.52 ...

Q: Make an schematic diagram for procedure below: B. %SO3 determination Transfer all precipitate to t...

A: We need to make a schematic diagram for the given procedure.

Q: Compound A whose molecular formula is C9H11ClO, is found to be aromatic, and on vigorous oxidation w...

A: We have to draw the structure of the compound A to H. The double bond equivalent of the compound A i...

Q: Consider the following reaction at 117O K. Hy(0) + co,te) H,0g) + coG) af the reaction is started in...

A: Hydrogen reacts with carbon dioxide to form water and carbon monoxide. The equation for the balanced...

Q: 5. 2.6477 g of the reducing agent FeSO4 was titrated to the equivalence point with 17.25 mL of a KMN...

A:

Q: What would you expect to be the effect of an increase of pressure on the following reaction?  CO2(g...

A: According to Le Chatelier's principle, if a stress is applied on reaction at equilibrium then reacti...

Q: V Kc 7.30 0.959 0.650 8.16 1.062 3.49 11.33 0.688 3.35 1.734 0.700 3.24

A: A)                                          CHCl2COOC5H11  ⇔  CHCl2COOH   +   C5H10  Initial  moles ...

Q: A chemist prepares a solution of silver(I) nitrate (AGNO,) by measuring out 413. umol of silver(I) n...

A:

Q: *6. In a redox titration, 12.52 mL of a 0.3264 M KMNO4 solution were required to titrate 1.7832 g of...

A:

Q: OH H* (еxcess

A: Find the major product for the following reaction.

Q: ow as it ripens D. A&B C. Throwing 50 coins results in all tails 8. According to the third law of th...

A: Third law of thermodynamics states that  Entropy of a pure substance at perfectly crystalline state...

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

A:

Q: Calculate the   pH   and  percent ionization of 0.05 M acetic acid Ka = 1.8 x 10 -5.

A:

Q: Consider the reaction below. 49.4 mol of A and 53.2 mol of B are added to a 8 L container. At equili...

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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: 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 .