What is the pH of a 1.2 M pyridine solution that has Kp = 1.9 x 10 9? The equation for the dissociation of pyridine is C5H5N(aq) + H2O(1)= C5H5NH*(aq) + OH"(aq). 10.68 9.68 8.72 4.32

Q: What is the conjugate acid of HPO2²- ? Express your answer as a chemical formula.

A: • We need to write the conjugate acid of HPO22-   

Q: Consider the following equilibrium with K = 2.3 x 10-6: N2 (3) + 3H2 3) + 2NH3 (§) 0.1 moles of N2, ...

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Q: Draw the starting alkyne that would lead to this major product under these conditions. Select to Dra...

A:  Alkynes undergoes oxymercuration to form ketone

Q: A mixture of krypton and neon gas is compressed from a volume of 96.0L to a volume of 86.0 L, while ...

A: Given data : 

Q: 1. Illustrate the mechanism for the following reaction. OH H2 SOy 200 °C

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

Q: exothermic Is the reaction exothermic or endothermic? x10 endothermic up Does the temperature of the...

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Q: What is the pressure of the air, in atmatm, in the lungs when the gas expands to 150.0 mLmL at a bod...

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Q: Determine the specific heat capacity of 250.0g of an unknown metal. When the metal absorbs 18.1 kJ o...

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Q: (CH,(CH,),CH;) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,) and gaseo...

A: First of all we will calculate moles of hexane and oxygen.

Q: A chemist measures the amount of bromine liquid produced during an experiment. She finds that 309. g...

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Q: a ketone and an ether?

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Q: An organic compound was prepared and purified by chromatography. A conductivity measurement showed t...

A: Temperature = 20℃ = 20 + 273 = 293 K The molar concentration of the solution is calculated: Using Id...

Q: Nitrogen monoxide and ozone react to form nitrogen dioxide and oxygen, like this: NO(g)+O3(g) → NO,(...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: Consider the reaction 2NCI3 (e) + N2 (g) + 3Cl2 (g) K,= 0.001 A set of equilibrium pressures are P(N...

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Q: The decomposition of nitrogen dioxide gas (NO,) to nitrogen monoxide (NO) and oxygen(0,) gases is a ...

A: By applying second order rate kinetics, we can find rate constant.

Q: The following reaction is spontaneous only at temperatures in excess of 1100 K. We can conclude that...

A: Given that, The reaction is spontaneous at the high temperature of 1100 K. We can conclude that, 

Q: Fou m Costants 12 C he llown Sreactions and correponding equilibenum constants Reaction A K-1) React...

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Q: You titrate 0.1 L of 0.2 M HCI with 0.1 M NaOH. The half equivalence point will be reached when adde...

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Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A: We would use thermodynamics laws and relations to answer these questions. 

Q: Find the apparent Km and apparent Vmax for the enzyme reaction containing the inhibitor and identify...

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Q: ixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gaseou...

A: The sign convention for heat flow are as follows: When the heat flows into the system, a positive si...

Q: Wine goes bad soon after opening because the ethanol (CH,CH,OH) in it reacts with oxygen gas (0,) fr...

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Q: 1. List two metals that have a greater tendency to lose electrons than Manganese (Mn).

A: Please find your solution below : Metals are the elements that can easily lose electrons to form pos...

Q: Solid aluminum (Al)and oxygen (0,) gas react to form solid aluminum oxide (Al,o,). Suppose you have ...

A: The limiting reagent and it's chemical formula is given below

Q: 6. Propose a route to Compound 2 from only bromobenzene and methyl formate as carbon sources, plus a...

A: Let us talk about the grignard reagent.  Here firstly the bromobenzene is used.  The we have to reac...

Q: The correct way to write the isotopes 2Na, AI, Kr, 19r in hyphenated form is sodium-24, aluminum-29,...

A: The correct answer about hyphen notations are given below

Q: What happens to the intermolecular forces during phase transition? What is the relationship of phase...

A: IMF stands for  intermolecular forces During the phase transition, the intermolecular forces of attr...

Q: Which of the following properly represents the alpha (a) form of the C-2 epimer of D-glucose? CH,OH ...

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Q: (ii) Calculate the enthalpy change for the dissolution of (NH4)2SO4(s) using the enthalpy of formati...

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Q: 3. Calculate the kg/cmol for Ca*2 (review the calculations from Lab 1). If a soil can retain 25 cmol...

A: Answer and explanation is given below hope you like it.

Q: Write a balanced half reaction for the following: SO42-  → SO32-

A: balanced half reaction for the  SO42-  → SO32-  is given below

Q: Write T if the statement is true and F it is false.

A: 5)  Typically, if we have pure product from a reaction, percent yields are understandably less than ...

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A: The sign convention for heat flow are as follows When the heat flows into the system, a positive sig...

Q: queous sulfuric acid (H,SO4) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium sul...

A: Given values-> Weight of H2SO4 = 8.8 gm Weight of NaOH = 3.3 gm  

Q: Gaseous ethane (CH,CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,) ...

A:

Q: Consider the following equilibrium with K = 2.3 x 10-6: %3D N2 G) + 3H2 G) 2NH3 () 0.1 moles of N,, ...

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Q: A chemist determines by measurements that 0.095 moles of bromine liquid participate in a chemical re...

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Q: 2. Draw a stepwise mechanism for the following reaction. Use curved arrows to show electron flow. In...

A: Deprotonation of Acetals:

Q: Vhat is the pOH of a 0.20 M NH4CI solution ? Kp for NH3 is 1.8 x 10-5. O11.28 O 2.72 9.02 4.98

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Q: How many MOLECULES of sulfur trioxide are present in 2.07 grams of this compound? Answer: Molecules ...

A: Given :  Mass of SO3 = 2.07 g  No.of SO3 molecules = 3.46 × 1022  To calculate :-  No. Of molecule...

Q: Calculate the value of the equilibrium constant (Keg) for the following reaction: 2 Co (g) + 6 H2 (g...

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Q: Which of the following is the most basic solution (highest [UH ])? O pH 12 %3D O pOH = 1.0 o [OH] = ...

A: 1) pH=12 we know, pH + pOH = 14 pOH = 14 - 12 = 2

Q: Calculate the kinetic energy of a 109. mg raindrop moving at a speed of 7.9 Round your answer to 2 s...

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Q: b. p-TSOH (CH3)2NH Benzene C. H. 1. (C6H5)3P H. Br 2. C6HSLI 3.

A: The reaction is like stork enamine reaction.  Here in first step the acid protonates the carbonyl ox...

Q: Determine the pressure (in mmHg) for the nitrogen gas sample that is  collected when 53.0 g of NaN3 ...

A: given :-  an unbalanced equation :- ___NaN3 (s) → ___Na (s) + ___N2 (g)  mass of NaN3 = 53.0 g  temp...

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A:

Q: 1. Which of the ff. is NOT true for K? a. It is dimensionless. b. It is independent on temperature. ...

A: 1.) We would check all factors on which K ( equilibrium constant ) depends.    2) we would use relat...

Q: In separate titrations, equal volumes of 0.1 M HCl and 0.1 M HC2H3O2 (weak acid) are titrated with 0...

A: Acid-base titration is a volumetric titration that is based on neutralization reaction between acid ...

Q: H2SO4 CH;CHCH2OH CH3 H2SO4 2 CH,CHCHCH,CH3 CH3 Majo CHaCH-CHCH3 +2KOH Br Br

A: ->H2SO4 is a dehydrating agent which form alkene. ->Alco KOH is used for elimination reaction....

Q: Which solution would have the lowest boiling point elevation? 3.0 m NaCl O 3.0 m CaBr2 O 4.0 m Na3PO...

A: