Calculate AG°, for the following reaction at 449.0°C. rxn CH20(g) + 2 H2(g) → CH4(g) H20(g) AH° = - 94.9 kJ AS° = -224.2 J/K + Answer:

Q: Calculate the concentrations of all species present in a 0.18 M solution of ethylammonium chloride (...

A: Given, the concentration of C2H5NH3Cl = 0.18 M Ka for C2H5NH3+ = 1.8×10-11 We have to calculate the ...

Q: What is the ΔrG for the following reaction (in kJ mol-1) at 298 K? 3 O2 (g) ⇌ 2 O3 (g) The conditi...

A: Here we have to determine ∆G rxn of the reaction at 298K.   3O2(g) <=> 2O3 (g)  The condition ...

Q: Which of the following structures is NOT a contributing resonance structure A that explains the regi...

A:

Q: NABHA PCC OCH CH,OH CH;Cl2 1) LIAIH. ether 2) H,0 2. PCC LOCH3 CH,CI, 1) DIBALH, ether H+ 3. OCH3 2)...

A: ->NaBH4 is reducing agent but can not reduce ester. ->PCC can oxidize alcohol to carbonyl comp...

Q: 3. Provide a clear arrow-pushing mechanism for each of the following reactions. Do not skip proton t...

A: Detail mechanistic pathway is given below

Q: Calculate (H30*] in the following aqueous solution at 25 °C: [OH¯] = 6.9x10-12 M . %3D Express your ...

A: Given :-  [OH-] = 6.9 x 10-12 M  To calculate :-  [H3O+] and also determine the nature of solution 

Q: A cylinder contains helium gas with a volume of 2.60L at 20°C and 768 mmHg. If the balloon ascends t...

A: Given:: V1=2.60 L P1=768 mmHg P2=614 mmHg V2= ?

Q: What's the partial pressure of carbon dioxide in a container that holds 5 moles of carbon dioxide, 3...

A: Calculate partial pressure of CO2 in the mixture ?

Q: s the most acidic H

A:

Q: Consider the following generic reaction: X2(g) ⇄ 2 X(g) Calculate kf/kr given that @ 42°C, the equil...

A: Given :-  X2(g) ⇄ 2 X(g)  [X2] = 0.556 M  [X] = 5.67 M  To calculate :- Kf/Kr

Q: What is the wavelength in nanometers of photons with an energy of 50.8 kJ/mol?

A:

Q: Substitution with a(n) to an aromatic ring would result in reaction? Deactivator group, fast Activat...

A: Activator - electron donating group  and para and ortho directing  Example - OH, OCH3 Deactivator - ...

Q: The molar solubility of Ca(OH)2 was experimentally determined to be 0.019 M. Based on this value, wh...

A:

Q: Crossed Claisen condensation reactions require: 1) Two esters where only one can form an enolate ani...

A: Claisen condensation is a basically cabon-carbon bond formation reaction.The reaction occurs between...

Q: Predict the product for the following Claisen rearrangement. OH OH OH 1. II он OH IV

A:

Q: Calculate the solubility (in M) of cobalt(11) hydroxide, Co(OH)2(s) in H2O. Kp 3.80x1016 at a specif...

A: Given, the Ksp of cobalt(II) hydroxide = 3.80×10-16 We have to calculate the solubility of cobalt(II...

Q: What is the molecular formula of the compound?

A: To solve this problem we have to first write the Condensed Structural Formula of the given compound ...

Q: 2) Select which of the following pieces of laboratory experiment could be used when measuring out 20...

A: First, you make a stock solution of CoCl2. The small amount measured is always in the small graduate...

Q: Calculate the pH of a mixture of 106 mL of 0.112 M HI and 30 mL  of 0.45 M KOH

A:

Q: Predict the products of the reaction below. That is, complete the right-hand side of the chemical eq...

A:

Q: For equal concentrations of acids such as hydrofluoric acid, acetic acid, and benzoic acid, does the...

A: Ka is the dissociation constant of an acid. For example, the dissociation of HCl can be written as H...

Q: What is the pH of 0.075 M methylammonium bromide, CH3NH3Br?  (Kb of CH3NH2 = 4.4 × 10−4.)

A: The value of Kb for the given weak base methylammonium bromide is = 4.4x10-4 The concentration of th...

Q: How many grams of silver chloride will form when 20 mL of 0.10 M sodium chloride reacts with excess ...

A:

Q: Explain how each of these changes will affect the equilibrium for each equation below: Increasing t...

A: Using Le-Chatelier's Principle to explain these effects.

Q: 12. Show how to convert cyclopentene into these compounds: ams bos Br (b) (a) Br (c) (d) OH Br

A: We have to predict the reagents for given conversions.      

Q: -5 atm to kPa 50 atm to bar -937 kPa to torr

A: Answer 1)    76cm Hg is equal to                 =  1 atm  then ,  76.8cm Hg is equal to = (76.8 × 1...

Q: A A Me -Me

A: Answer : A is the most stable alkene.  Because this alkene is more substituted and have more number ...

Q: Which of the following shows the correct conjugate acid base pair?   Select one: a. H2O (base) / H3O...

A: definition of acids and bases, a conjugate acid–base pair consists of two substances that differ onl...

Q: We prepare a solution with the following ion concentrations: [Ag] = 1.0x10+ M and [Cl] = 0.1 M. If k...

A: For the precipitation => Qsp > Ksp Given-> [Ag+] = 1.0 ×10-4 M ( i think there is 4 ) [Cl-]...

Q: the identity е

A:

Q: A buffer solution is 0.100 M in both HC¬H5O2 and LICH5O2 and has a pH of 4.19. Which of the followin...

A: Buffer solution is the solution which resist change in pH on addition of small amount of acid and ba...

Q: 1. Give the mechanisms and product for the reaction below Li-OH EN: + Ho-H gas carboxylate

A:

Q: Balance the equation below for the combustion of propane in a camping stove. Then answer questions a...

A:

Q: Which of the following is one of the steps in the mechanism of the reaction shown below? H+ CH3OH H2...

A: Protonation of carboxyl oxygen Attack.of alcohol as nucleophile 

Q: a conjugate acid-base pair?

A:

Q: For each system listed in the first column of the table below, decide (if possible) whether the chan...

A: Entropy means randomness. If the randomness or the motion of molecules increases in any case then th...

Q: Part A A beaker with 1.40x10? mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchto...

A:

Q: Consider the following reaction 8A(g) + 5B(g) → 8C(g) + 6D(g) If [C] is increasing at the rate of 4....

A:

Q: by the reaction of hydrochloric acid with manganese(IV) oxide. HCl(aq) + MnO,(s) - MnCl, (aq) + 2 H,...

A: 4HCl (aq) + MnO2(s) ----> MnCl2(aq) + 2H2O (l) + Cl2(g) Mass of HCl = 44.1 g Mass of MnO2 = 43.7 ...

Q: но. но Br

A: ->When the most preferential group attached on double bonded carbon are on same side then configu...

Q: Identify the battery that is in most automobiles. NiCad battery lithium-ion battery fuel cell lead-a...

A: Automobiles are of various kinds and hence the kind of batteries used in automobiles will also be of...

Q: Part A Identify the conjugate base in the reaction shown here: HF (ag) + H20 (ag) = H30 (aq) +F (aq)

A:

Q: Mass of Sodium Acetate :4.0 g    Volume of Sodium Acetate Solution: 100.00mL   Acetic Acid Concent...

A: Given, mass of sodium acetate = 4.0 g Volume of Sodium Acetate Solution =  100.00mL  

Q: Calculate (H30+] for a solution with a pH of 7.59. Express the concentration using two significant f...

A: Given, pH of the solution = 7.59 [H3O+] = ? The formula used here is pH = -log[H3O+] [H3O+] = 10-pH

Q: Part A A soluton is prepared that has NI-130 M and (CI"-0.100 M. How many grams of AgNO, can be diss...

A: Solubility product is the minimum ionic product of concentration of constituent ions of a salt requi...

Q: A 3.40 gram mixture of potassium chlorate KCLO3, and potassium chloride, KCL, was heated until all o...

A: Given, KClO3(s) ➝ KCl(s) + O2(g) Balancing the above equation, 2KClO3(s) ➝ 2KCl(s) + 3O2(g) Pressure...

Q: What is the equilibrium constant for a reaction at temperature 58.7 °C if the equilibrium constant a...

A: Given,  T2 = 58.7 + 273 = 331.7  K T1 =273 + 21.1 = 294.1 K K1 = 27.1 □H = 14.7 kJ/mol Using  Von't ...

Q: N-methyl-N-phenybenzamide h. 3-ethyl-6-methyl-octanedioate i. octadec-9-enoyl chloride

A:

Q: 9. How many kilograms of iron can be obtained from 635 pounds of an ore that is 72.0% hematite, Fe,0...

A:

Q: Calculate the pH of a mixture that contains 0.21 M of HCOOH and 0.12 M of HCIO. The K, of HCOOH is 1...

A: