Which combination of AH and AS NEVER has a spontaneous reaction? & tAH and +AS A -AH and -AS C -AH and +AS d. +AH and -AS

Q: 2.) An analyte solution was prepared using 1.1278 g of a diprotic acid and 25.0 mL of distilled…

A: Here we are required to find the Molarity of undiluted analyte and molecular weight of diprotic acid…

Q: dioxide is reacted with 50.0 g of oxygen. The reaction proceeds until one reactant is Sulfur dioxide…

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Q: 6.When frost forms on a leaf what phase changes is observed? а. Freezing b. Deposition С.…

A: Freezing - When liquid form changes into solid form then it is known as freezing.  Deposition - When…

Q: Predict the product@ and propase a mechamism for the following B-eliminahin reachin. If there is…

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Q: Balance the equation ( Oxidation Reduction ): - Fe + MnO4 Mn2 + Fe*3

A: Balanced the redox reaction ---> Fe2+ + MnO4- ----> Mn2+ + Fe3+

Q: so what is the answer, i am having a hard time reading the hand writing

A: The initial pressure of the gas is needed to be provided.

Q: Chan the chemistry student carries out a titration by adding an aqueous solution of NaOH to an…

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Q: so whats the net ionic equation?

A: The net ionic equation is needed to be provided.

Q: Instructions: Draw a Lewis structure for: (a) H;S, (b) OF2, (c) hydroxylamine (NH;0)

A: The Lewis structure Tells about the bonding of atoms  to the central  Atom.

Q: Directions: Match the following terms in column A to the description that matches them in column B.…

A: We have to match the given column A to column B. Now, the temperature is T = 32°F. So, the…

Q: Calculate the pH of an acetate buffer that is a mixture of 0.10M acetic acid (CH3COOH) and 0.10M…

A: Given,  Ka = 1.8×10-5 pKa = 4.74  Mmol of Acetic acid = M × V     = 0.10 ×99 =9.9 mmol mmol of…

Q: Check the box next to each molecule on the right that has the shape of the model molecule on the…

A: VSEPR theory: The structure of a molecule can be determined by using the VSEPR theory. According to…

Q: Calculate the equilibrium constant for the following reaction at 298 K. 3C2H2 (g) + CSH¢ (g) AG°…

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Q: Hydrofluoric acid has a Ka value of 7.2 x 10-4. What is the pH of a 0.040M solution of HF? a. 1.4 b.…

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Q: If water is added to Magnesium Nitride, ammonia gas is produced when the mixture is heated. Mg3N2(s)…

A: Given :-  Mg3N2(s) + H2O(l) → MgO(s) + NH3(g)  mass of Mg3N2 = 13.6 g  Temperature = 35°C =…

Q: What is the IUPAC name for the following compound? HC

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

Q: Which is correct and which is incorrect from the following sentences? Proposition True False (a) The…

A: The solution is shown below

Q: H2(g) + I2(g) --> 2HI (g) H2: deltaH = 0 kJ/mol; S = 131 J/molK I2: deltaH = 0 kJ/mol; S = 118…

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Q: A leak occurs in a chemical reactor with an equimolar mixture of O2, CH4, C3H9, CO, CO2 gases. After…

A: The solution is shown below.

Q: ach Pareactant will be needed

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Q: The gravimetric analysis of nickel in copper and iron, what is the purpose of "dipping" the…

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Q: Consider the following reaction: H2(g)+I2(g)-->2HI(g) Given the following data: H2: delta H*= 0…

A: Concept: For a reaction the enthalpy and entropy can be found by substracting their formation value…

Q: If 1-octene is subjected to hydroboration-oxidation, draw the overall reaction and expected products…

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Q: A 0.3005g sample containing Na2CO3 and NaOH requires 11.5 mL of 0.1055 M HCl to reach the…

A: Here 0.3005 g of sample of Na2CO3 and NaOH required 11.5 ml of 0.1055 M HCl using phenolphthalein…

Q: What is the concentration of the undiluted chloride solution? Round off to three (3) significant…

A: Given that -  Mass of sample containing chlorides ions = 400 g  Molar weight of chloride ion = 35.45…

Q: 5. If there is 256mL of propane (C3H8) is combusted at a constant pressure and temperature. C3H8…

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Q: e equation for the rate of formation of

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Q: 2. How are gases and liquids similar in properties? * a. Both have molecules that move randomly. b.…

A: Since you have asked multiple questions, as per guidelines we will solve only the first one for you.…

Q: c) Complete the following reaction scheme for structures E, F, G, H and I. F Br2 / H2O Cl i. BH3,…

A: Reagent KOH gives elemination reaction with alkyl halide because KOH is strong base

Q: How many grams of hydrogen chloride are in 50.0 mL of concentrated (12.0 M) HCl solution?…

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Q: Structures of three coenzymes involved in Phase II conjugation reactions are shown below. For each…

A: For catalytic activity coenzymes are required by many molecules.

Q: QUESTION 5: Sixty grams of FeCl, react with 50.0g of H,S and produced HCI. 2FEC1,(s) + 3H,S(g)…

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Q: CH30 OCH3 ŅCH3CH3 22

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Q: During a science experiment, your teacher told the class that he can deform a small soda can through…

A: Deformation of can by placing it upside down in a bowl of cold water.

Q: Activity 5: Spontaneity and Gibbs' Free Energy Directions: Calculate AG°, AHº, AS° then predict…

A: Given data                             N2 (g)    +    3 H2 (g)   →     2 NH3 (g)S° Jmol.K:     192…

Q: Show the organic reactant/reagents to produce the following:

A: Alkenes can be defined as the organic compounds containing double bonds between carbon atoms

Q: What is the major organic product obtained from the following reaction? OH 2 H,0 CH,CH,C=CH OH HgSO,…

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Q: The decay constant for 32P is 4.85 x 10 2d-. What is the half-life, in days, for the negatron decay…

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Q: What effect will happen to the volume needed to reach bromocresol green end point, if Na2CO3 was…

A: Bromocresol green(BCG) endpoint is obtained for the conversion of NaHCO3 to H2CO3 (CO2+H2O).  The…

Q: polar or nonpolar? polar

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Q: At standard conditions, is the electrochemical reaction spontaneous? Anode: NO3- + 2H+ + e- --> NO2…

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Q: Consider the reaction: NO(g)+1/2 O2(g)-->NO2(g) Given the following data: S*(NO)= 205.75 J/mol K…

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Q: A saturated hydrocarbon having molecular formula of C6H14. Draw all possible structural isomers.…

A: When the atoms of a compound are arranged in a different order with the same molecular formula,…

Q: Calculate the delta G in kJ of the following reaction: NO2(g)+SO2-->NO(g)+SO3(g) Given the…

A: Given :-  NO2(g)+SO2-->NO(g)+SO3(g) ∆G° (NO2)= 51.37 kJ.mol ∆G°(SO2)= 81.98 kJ/mol ∆G°(NO)=…

Q: 1. The structure of ethene is shown below. H c=c H a. Give the hybridisation state of the carbon…

A: Let us discuss the ethene molecule and its diagrams.

Q: 2- Calculate the pH of the following buffer solutions: a) 0.0405 M NH,OH + 0.02 M (NH.),SO4. b)…

A: pH of buffer Solutions can be measured by using Hassel balch equation -  For acidic buffer solution…

Q: Given the following reactions: Anode: NO3- + 2H+ + e- --> NO2 + H2O Cathode: 2H+ + 2e- --> H2 Redox:…

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Q: Quantum numbers arise naturally from the mathematics used to describe the possible states of an…

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Q: Consider an ionic compound, MX,, composed of generic metal M and generic, gaseous halogen X. • The…

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Q: 3Which of the following is the reversible reaction equation of the unbalanced forward and Nvese…

A: 1.)  For given forward and reverse reaction , complete equilibrium reaction would be written which…