Use standard enthalpy and entropy data value from the Table: to calculate the standard free energy change for the reaction shown here (298 K). What does the computed value for ΔG° say about the spontaneity of this process? C2H6(g) ⟶ H2(g) + C2H4(g)

Q: MULTIPLE CHOICE QUESTION Dalton discovered that all compounds are made of elements molecules other c...

A: Given,  Dalton discovered that all compounds are made of

Q: Locke-Ringer's solution contains 9 g of sodium chloride, 0.24 g of calcium chloride, 0.42 g of potas...

A: Locke-Ringer Solution An isotonic solution used for the treatment of dehydration. It contains diffe...

Q: Which of the following is the staggered conformation for rotation about the C1-C2 bond in the follow...

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: QUESTION 10 What is the osmotic pressure (N) of a solution containing 0.125 mol of a nonelectrolyte ...

A:

Q: Nitrogen and water react to form nitrogen monoxide and hydrogen, like this: N2(g) + 2 H2O(g) → 2 NO(...

A:

Q: Trial 1 Trial 2 Trial 3 Temperature of Water (°C) 27 27 27 Mass of empty flask + stopper (g) 126.899...

A: Density is defined as the mass of substance upon the volume.  

Q: What is the concentration in ppm of selenium if 0.020 g is found in 5.0 × 103 kg of soil?

A:

Q: 2. Indicate whether the following balanced equations involve oxidation-reduction. If they do, identi...

A:

Q: What volume of 2.25M NaOH should be diluted with water to form 1.25 L of 1.50 M HCl?

A: M1 = 2.25 M M2 = 1.50 M V2 = 1.25 L    

Q: Attempt 3 Some of the formulas could be either molecular or empirical formulas; however, some can on...

A: A molecular formula can be defined as the chemical formula that represents the total number of atoms...

Q: What is the freezing point depression of a 1.50 m solution of sucrose in water? No need to include t...

A: Given :- molality of sucrose solution = 1.50 m  To be calculated :- freezing point depression

Q: Explain why the mixture is buffered at pH 6 to 9?

A:

Q: Which of the following distinguished scientists is correctly identified? There may be more than one ...

A: Adolf von Baeyer in 1885 gave the strain theory for cyclic compounds. He said more the angle of devi...

Q: Describe the process of catalytic cracking used in the petroleum refining industry Your answer must...

A: Petroleum refining use different types of cracking  like thermal and catalytic cracking As you have ...

Q: rogen, compound amount Fe,03 4.85 g H2 2.01 g Fe 3.53 g 1.33 g Calculate the value of the equilibriu...

A:

Q: Pfizer's antiviral drug for COVID-19, Paxlovid is show below. One of the 6 stereocenters has R stere...

A: The answer is as follows:  

Q: Suppose a 0.48M aqueous solution of phosphoric acid (H,PO,) is prepared. Calculate the equilibrium m...

A: Given, Concentration of aqueous Phosphoric acid solution = 0.48 M     Required,                     ...

Q: ercury and oxygen react to form mercury(II) oxide, like this: 2 Hg(1)+O2(g)→2 HgO(s) a certain tempe...

A: Given :-  The volume of reaction vessel is: 10 L The amount of mercury present at equilibrium is: 12...

Q: (Phs) P -CH

A: It is wittig reaction.  Please note: if the negative charge is stabilised on carbon by a electron wi...

Q: Describe the preparation and storage of each reagents. d. 2 L of 0.1 M NaOH e. 1.5 L of 0.04 M KMn...

A: It is important to determine the number of moles of given compounds in order to solve this problem. ...

Q: (CH3)2-CH-CH(CH3)-CH2-CH(C6H5)-CH2-CH2-CH3

A: 1. Select the principle carbon chain 2. Numbering 3. Naming (prefix + word root + suffix)

Q: Rank the four groups (a-d) from highest to lowest priority using Cahn-Ingold-Prelog rules. a b -F H....

A:

Q: 1 point Hydrogen sulfide, H2S, is a foul-smelling gas. It burns to form sulfur dioxide 2H2S( g) + 30...

A: Mass of hydrogen sulphide = 26.7g  Molar mass of hydrogen Sulphide = 34.0g/mol  

Q: Determine which classes of reactions would fit into each of the following categories for the reactan...

A: We are to categorize each reaction with its description given in the table, based on number of compo...

Q: Octogen, most commonly referred to by the abbreviation HMX is an explosive. The meaning of the acron...

A:

Q: meniscus of the liquid following situations: in the a. Cohesive force is greater than the adhesive f...

A: Here we have to predict the meniscus of liquid in different condition of cohesive and adhesive force...

Q: 8. Select the endothermic reaction. CH4(s) + O2(g) → CO>(g)+ 2 H,O(1) + 890 kJ 2 HC1(g) + 185 kJ → H...

A:

Q: Caffeine, C8H10N4O2 is a weak base. What is the value of Kb for caffeine if a solution at equilibriu...

A:

Q: How many liters of a 0.200 MM sodium cyanide solution would be needed to react with 50.0 kgkg of roc...

A: Gold reacts with sodium cyanide as follows: 4 Au(s) + 8 NaCN(aq) + O2(g) + 2H2O(l)→ 4 Na[Au(CN)2](aq...

Q: What was the concentration of my stock solution if I used 34mL of it to make 125ml of a 1.6 M diluti...

A: Given, Stock solution: Concentration of the stock solution (M1) = ? Volume of the stock solution (V1...

Q: Select the correct structure corresponding to the 'H NMR spectrum below. Integration values are show...

A: Answer is option D. The peak near 2.1ppm is corresponding to CH3 group that attached with carbonyl c...

Q: In a study of the rearrangement of cyclopropane to propene at 500 °C (CH2)3- →CH3CH=CH2 the concentr...

A: Step by step solution are below

Q: How much energy is released when a 50g sample of gaseous ethanol is cooled from 78.4 degrees celsius...

A:

Q: Broadening of Concept: 1. How partial pressure is determined in a mixture of gasses? 2. What will ha...

A: 1. How partial pressure is determined in a mixture of gasses? 2. What will happen to a gas when pres...

Q: Suppose a 250. mL flask is filled with 0.10 mol of Cl,, 0.70 mol of CHCI, and 1.4 mol of HCI. The fo...

A:

Q: Which of the following compounds will be expected to be strong electrolytes in aqueous solution? Sel...

A: Strong electrolytes are those which dissociates completely when dissolved in water.

Q: A reaction, A  +  B ------>  C, obeys the rate law: r = k[A]2. What is the order of this reaction ov...

A:

Q: In an experiment to determine the rate law, the rate of the reaction was determined to be 0.476 Ms¯1...

A:

Q: Which of the following are true? Chose all the correct answers. O 1,3-Cis disubstituted cyclohexane ...

A: When the groups are present on the equotorial position are more stable than axial position. In axial...

Q: A metal salt with the formula MCı, crystallizes from water to form a solid with the composition MCl,...

A:

Q: The rate of a certain reaction is given by the following rate law: rate =k[H,[NH,] Use this informat...

A: This question is related to chemical kinetics. Chemical kinetics is the branch of chemistry that dea...

Q: At a certain temperature the rate of this reaction is second order in NH,OH with a rate constant of ...

A:

Q: Calculate the pH at 25 °C of a 0.95M solution of sodium propionate (NaC,H,CO,). Note that propionic ...

A:

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

A:

Q: How long is the edge of a cube whose mass is 1 kg of pure gold? 2. How long is the edge of a cube...

A: Density of pure gold = 19.3 g/cm^3 Density of oak wood = 790 kg/m^3 Also, Density = Mass / Volume

Q: QUESTION 1 Match the colligative property is applied in the given situation. A. Boiling Point Elevat...

A: A question based on properties of liquid that is to be accomplished.

Q: 15. Americium - 242 is a beta emitter. Write an equation for this nuclear reaction and identify the ...

A:

Q: Ammonia and oxygen react to form nitrogen and water, like this: 4NH, (g)+30,(g) 2N,(g)+6H,O(g) do Su...

A: According to Le chatelier principle, equilibrium will shift in shift in such a way that change is co...

Q: The rate of the reaction NO2 + CO NO + CO2 depends only on the concentration of nitrogen dioxide bel...

A:

Q: 1. Solve the following problem: A 0.5 mole of gas at temperature 300 K expands isothermally from an ...

A: