Which of the following is an important application of electrochemistry? Obatteries O electroplating and metal deposition Oanalytical instruments such as pH electrode Oall of the above

Q: I. STANDARD MOLAR ENTHALPHY OR FORMATION AND REACTION: Calculate the AH° of the following reaction.…

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Q: Indicate the half-reaction occurring at the anode. Indicate the half-reaction occurring at the…

A: Cell reaction occurs at anode is oxidation reaction. Cell reaction occurs at cathode is reduction…

Q: 5. Calculate the molarity of these solutions. a) 2.0 L of solution containing 0.706 moles of solute.…

A: Dear student,  For question 04 provide the table 7.2. Solution for question 5 is given below.…

Q: An overall reaction between nitric oxide and hydrogen is given as follows: 2NO + 2H2 → N2 + 2H2O…

A: To shiw which machanism is consistent ( or both ) we would write rate law expression from both of…

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A: First of all, let's discuss what is the temperature change in a reaction. When there is a chemical…

Q: Which of these molecules contains the more basic nitrogen? O Neither molecule is basic. O They are…

A: The compound having the ability to donate a pair of electrons is basic in nature.

Q: A voltaic cell is constructed in which the following cell reaction occurs. The half-cell…

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Q: What is the numerical value of the activity coefficient of aqueous ammonia (NH,) at an ionic…

A: To find the numerical value of activity coefficient of aqueous ammonia (NH3) at an ionic strength of…

Q: 9.Hard water contains a greater concentration of Sodium, whereas soft water has a higher…

A: Given statement is :  Hard water contains a greater concentration of sodium, whereas soft water has…

Q: Explain why diethyl ether's boiling point is lower than the boiling point of butan-1-ol. Support…

A: Here we have to explain why the boiling point of diethyl ether is less than butan-1-ol.

Q: Laboratory Task Based on the video lecture on alcohol, phenol, and ether, and previous notes on…

A: Diethyl ether is an organic compound with an ether functional group: attached to ethyl groups…

Q: a) If you want to prepare a galvanic cell with the redox couples the Sr2*/Sr (E0= - 2.89V) and…

A: Given that, the redox couples are Sr2+/Sr (E0 =-2.89 V) and Zn2+/Zn (E0 =-0.76 V). a) We have to…

Q: QUESTION 3. The number of moles of C and D produced on mixing 5 moles of A and 7 moles of B are…

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Q: 1. What are the differences between natural and synthetic dyes? 2. Why is it important to choose a…

A: A dye is a colored substance that chemically bonds to the substrate to which it is being applied.…

Q: A .075M solution of a CH3NH2 has a pH of 9.25. a) Write the Kp reaction for CH3NH2. b) Calculate its…

A: Given that, the concentration of the methyl amine is C = 0.075 M. The pH of the solution is 9.25. a)…

Q: Examine the components of the solution below. Which term best describes the salt?

A: * Nacl is known as sodium chloride * It is a ionic compound and soluble in water

Q: Which of the following alcohol is most readily oxidized? Choose atleast one and Explain why.…

A: Primary Alcohol and secondary alcohol are easily oxidised

Q: Predict the product

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Q: How many mL of (1.2000x10^-1) M nitric acid are needed to react completely with (3.35x10^1) mL of…

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Q: Suggest 5 topics of educational research for chemistry students

A: Advanced water treatment, water reuse  and challenges faced during process.       May be research…

Q: Q-I: Determine the product(s) of the rxn and llustrate the mechanism. AlCl3 Q-II: Determine which…

A: We have given the product of the reaction with mechanism. Q-I:

Q: What ion would stronium replace ir hydroxylapatite?

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Q: The standard reaction free energy AG =-800. kJ for this reaction: CH (9) + 20,(g)→CO,(g) + 2 H,0(g)…

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Q: Rank the following based on their molar solubility: Cd3(AsO4), Be(OH)2, Cu3(AsO4)2

A: Molar solubility is directly related to solubility product.

Q: The standard reaction free energy AG" =-910. kJ for this reaction: 6 C(s) + 6 H,(g) +…

A: we need to calculate the value of delta G for the given reactions in the table

Q: Express the following with the least number of significant figures d) 13.48577523 e) 44.57558 f)…

A: Significant figure: the significant figures of a given number are those significant or important…

Q: how would you test for the presence of the following ions in aqueous solution of an unknown salt?…

A: (a) Iodide ion, I- -  Iodide ion can be determined by silver nitrate test in which add some amount…

Q: What percent by mass of iron(II) phosphate is iron? a.46.9 b.73.2% c.24.3% d.33.7%

A: Determination of percentage of iron in iron(II) phosphate

Q: Which statement is INCORRECT regarding the titration of a weak acid with a strong base? HA+ OH AT+…

A: The incorrect statement about the titration of weak acid with strong base is given below

Q: A reaction has an equilibrium constant of 79 at 298 K. At 498 K, the equilibrium constant is 0.85.…

A: Formula used:  Van't half equation:  ln(K2/K1) = ∆H/R * [1/T1 -1/T2]  Where  K = equilibrium…

Q: Predict the major organic product of the following reaction. MgBr diethyl ether, 23 °C 2. HCI, H-о…

A: Grignard reagent react with aldehyde followed by acidic workup to form a secondary alcohol.

Q: Neglecting any effects caused by volume changes, what would you expect about the ionic strength of…

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Q: d. KNO, - KNO, + 02 е. К+ Н0- кон + На f. P,010 + H20 → H3PO4

A: Balance the following chemical reactions--

Q: Predict the sign of entropy. Write P if it is positive and N for ative. Write your answer on the…

A: Entropy:  Degree of randomness (or) disorderness is said to be entropy It is represented by ∆S…

Q: Show the steps necessary to transform the compound on the left into the compound on the right

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Q: Calculate the molar solubility of BaCrO4. Ksp of BaCrO4 = 1.2 x 10-10

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Q: 7. Tramadol (Ultram8) is an opioid painkiller used to treat moderate to severe pain. Tramadol may be…

A: Concept:  Grignard reagent: Grignard reagents(RMgX) react with the carbonyl group, C=O, in aldehydes…

Q: From a series of five data points concerning a gaseous reaction, a plot of In(K) vs (1/Temp)…

A: Concept:  Van't half equation:

Q: The freezing point of a 0.21m aqueous solution of H2SO4 is -0.796oC. a. What is i?

A: Given, Molality of aqueous solution of H2SO4 = 0.21 m Freezing point of the solution (Tf(solution))…

Q: Vitamin C acts as a coenzyme of hydroxylase by: a. the increased probability that the phosphate…

A: Please find your solution below : Coenzyme is a non proteins organic compound that binds with active…

Q: benzophenone (4°C). Given: Mass of benzophenone = 0.438g Molar mass of benzophenone = 182.217 g/mol…

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Q: 25) Which of the following compounds will undergo a decarboxylation reaction when heated? * OH HO…

A: ->Decarboxylation is a chemical reaction that removes a carboxyl group and releases carbon…

Q: How many liters (L) of hydrogen sulfide (at 25 ºC and 1.00 atm) are obtained if 3.52 g of ferrous…

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Q: (c) Predict the product(s) for the following reaction with supporting mechanism. i) SeO, 1/4 Aq.…

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Q: Write the produote: d) CH,CH:CH=CHBR Mg CO. HO" -> LIAIHA CeHsCH CHCEN Cro, Br H. H. Br 1n reanent…

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Q: Question 13 Compute the mass of KCI needed to prepare 1000 mL of a 1.50 M solution. Show your work.…

A: Given- Volume=1000mL=1L Concentration=1.50M

Q: Write the chemical equations that describe the following procedures: (a) Preparation of acetic acid…

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Q: profile-image Time remaining: 00 : 09 : 27 Chemistry A group was given the responsibility of…

A: Solutions- The solubility of three different solvents are given in g/100ml solvent

Q: 39. At the normal boiling point, 61.5°C, the heat of vaporization of CHCI, is 59.0 cal/g. Assuming…

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Q: If a reaction mixture contains only reactants and no products, will the reaction proceed in the…

A: Spontaneous reactions are those which occur on their own without any external pushing factor while…