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Q: BFR #5 - Chapter 9 and 18 - Thermodynamics Exercise 18.36 Enhanced - with Feedback and Hints Without...

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Q: Calculate the pH of a 0.362 M solution of a triprotic weak acid, H3A, given the acid ionization cons...

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Q: An endothermic reaction which results in an increase in moles of gas will be most product-favored un...

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

Q: The value of ΔGo for the reaction, N2(g) + 3 H2(g) ⇌ 2 NH3(g) is -32.90 kJ at 298 K. Calculate the ...

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Q: Chemistry A) can you predict the product of the reaction and show the mechanism that illustrates the...

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Q: How to prepare 1L of 0.5mM PBS buffer at pH 7 using sodium phisphate monobasic, sodium phosphate dia...

A: A buffer solution is a solution which resist a change in its pH on the addition of small amount of a...

Q: Part A Calculate the standard cell potential for each of the following electrochemical cells. Standa...

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Q: (d) Cl(g) + 2 NO(g) → 2 NOCI(g) (e) SiCl(g) → Si(s) + 2 Cl,(g)

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Q: Which one of the following compounds would adsorb most strongly to silica gel? SCH3 Br -CO2H A B E

A: Silica gel is a compound of Silicon and oxide. Its molecular formula is SiO2 and is a network solid ...

Q: A solution containing 5% ethanol (C2H5OH) has a specific gravity of 1.05 g/mL. Calculate the boiling...

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Q: ΔGfo

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Q: Hi can someone help me in simple terms understand these chemistry questions please, VERY CONFUSED 1...

A: while doing nomenclature of compound, the main part of the name reflects the number of carbons in wh...

Q: How many moles of carbon dioxide would have to be added at constant temperature and volume to increa...

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Q: 1.What is the pH of a solution made by dissolving 1.2g lithium nitride to a total volume of 2.00L

A: Note: As per company policy we are supposed to attempt first question only. Please repost other ques...

Q: Balance each redox reaction in acidic solution. Show your solutions 7. As → H2ASO4 + AsH3 6. TeOz²- ...

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Q: The reaction 2A B is first order in A with a rate constant of 2.8 x 10s at 80°C. How long (in second...

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Q: What evidence of a reaction will there be when magnesium sulfate is mixed with barium chloride?

A: To find the evidence of a reaction will there be when magnesium sulfate is mixed with barium chlorid...

Q: Bromine monochloride is synthesized using the reaction Br2(g)+Cl2(g)↽−−⇀2BrCl(g)?p=1.1×10−4 at 150 ...

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Q: Consider the reaction: N23) + 3H2(g) → 2NH3(g) Suppose that a particular moment during the reaction,...

A: We have to predict the rate of N2 reacting.  

Q: Which of the following compounds has more than one type of carbon-carbon bond?

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Q: How are the following aspects of a reaction affected by the addition of a catalyst? Increased Decrea...

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Q: Without doing any calculations, determine the sign of ASsys for each of the following chemical react...

A: When a system's disorder rises, its entropy increases, and ∆Ssys becomes greater than zero.   (For e...

Q: Complete and balance the chemical equation associated with the neutralization of aqueous sodium hydr...

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Q: Explain why many alcohols are soluble in water. What part of an alcohol will limit its solubility in...

A: Water is a polar solvent and it can dissolve an ionic or polar covalent compound. The solubility of ...

Q: White sand is made of silica (silicon dioxide, or SiO2), which has a density of 2.20 g/cm³. How many...

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Q: 5) Provide the products necessary to complete the synthesis below. Indicate what mechanism was used ...

A: The above organic transformation is given below

Q: Calculate the energy (in J) of blue light that has a frequency of 7.39 x 1014 Hz. Express your answe...

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Q: An electrolytic process oxidizes nickel sufide in a two-step reaction NiS:() 2NIS(s) N (aq) + 2NIS()...

A: Second laws of Faraday electrolyte - w= z.i.t

Q: For the following reaction, indicate whether the changes at equilibrium will result in the equilibri...

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Q: The ka of hypochlorous acid is 4.0 times 10^-8.

A: A solution of household bleach contains 5.25% sodium hypochlorite, NaOCl, by mass

Q: A voltaic cell consists of a Zn/Zn²+ half-cell and a Ni/Ni2+ half-cell at 25 °C. The initial concent...

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Q: Consider the reaction described by the equation C,H,Br, (aq) + 31 (aq) → C,H,(2) + 2 Br (aq) + 15 (a...

A: The given reaction is a second order reaction. Use the rate law expression given and the given value...

Q: Determine the [H+], [OH-], and pH of a solution with a pOH of 12.67 at 25 °C. [H*] : [OH] = pH =

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Q: For the diprotic weak acid H2A, Kal = 3.8 × 10-6 and K2 = 7.8 x 10-9. What is the pH of a 0.0750 M s...

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Q: Sort and explain the degree of miscibility of 3 molecules in water: CH3COOH (acetic acid); C2H5OH (...

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Q: Generate a curve for the titration of 30.00mL of a solution in which the analytical concentration of...

A: The titration curve of an acid base titration is the plot of the pH of the reaction mixture with the...

Q: Compute for the concentration of hydrochloric acid in the resulting solution of 250 mL sample of 0.0...

A: We have to calculate the concentration of HCl.  

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0185 M solution. The pH of the...

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Q: A. What is the acid/base ratio? Why is it important in the titrimetric process? B. Why should you bo...

A: a. Answer - According to the question - acid base ratio - We know that for perfect neutralization, a...

Q: What is the molar solubility (in mol L-1) of a salt with general molecular formula MX (where M is a ...

A: Given data :  1.Initial solubility of M+ = 0.534 mol-1 2. Ksp of MX = 2.1 x 10-8   

Q: PHCHO Br2, NaOH кон, heat (a) tBu (b) Ph Me Me NaOH, H2O2 LIAIH4 NME2 (c) (d)

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Q: The XeO3 molecule displays approximately which bond angles (in degrees)about the central Xe? VSEPR ...

A: The central atom in XeO3 is Xenon(Xe). Xe has the electronic configuration as [Kr]4d105s25p6 The val...

Q: The XeO4 molecule can be said to use which type of Xe hybrid orbitals for sigma-bonding? 2. VSEPR t...

A: The XeO4 molecule can be said to use which type of Xe hybrid orbitals for sigma-bonding?

Q: The half-life for the first-order conversion of A to B is 56.5 hours. How long does it take for the ...

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Q: Part A Substances A and B, initially at different temperatures, come in contact with each other and ...

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Q: In the lab, you are not allowed to : O a. all of the above O b.work without permission from the teac...

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Q: When an aqueous solution of CuSO, is electrolyzed copper metal is deposited. If a constant current w...

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Q: Draw the major product(s) of the following reactions including stereochemistry when it is appropriat...

A: 2 moles Br2 addition to the terminal alkyne gives alkane product . Addition of Br2 to double bond or...

Q: pOH

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Q: The total synthesis pathway of 2-methy-D-erythritol is shown below. Draw a plausible mechanism for t...

A: We have to predict the mechanism for the formation of the structure 4 from structure 3.