Though not explicity covered in this lab, gradient elution solves by increasing the throughout the run.

Q: 4) Br03" + Fe2+ -→ Br" + Fe3+ a) half-reactions: b) final answer:

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Q: 4000 3000 2000 1500 1000 500 Wavenumbers (cm') 6H i 2H 1H 3 1 ppm 85 80 70 65 60 55 50 45 40 35 30…

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Q: Titanium(IV) chloride decomposes to form titanium and chlorine, like this: TicCl,)→Ti(s)+2 Cl,(9) At…

A: First we write expression for equilibrium constant Kc for given reaction.  In equilibrium constant…

Q: 12.2. Predict the products of the following reactions. Be careful to consider all stereochemical…

A: Concept:  Reaction of alkene with m-chloroperoxy-benzoinc acid: The reagent has a  sort name mCPBA.…

Q: Balancing redox reactions in acidic solution 1) H2C204 + MnO4" -→ CO2 + Mn2+ a) The balanced…

A: The answer is given below

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: the [I] will halve the rate; doubling the [I] should double the rate, etc. If the reaction is…

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Q: Below is the Lewis structure of the bicarbonate (HCOR ) ion. (o) H:0:C:0: Count the number of…

A: The valence electrons which are not taking part in the bond formation is known as lone pairs.  The…

Q: Q3. A.Equilibrium constant for the synthesis of ammonia at 500c', 6x 102. The reaction will shift to…

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Q: percent by mass

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The molality of a C12H23011 solution is 1.4 m. What is the freezing point of the solution? °. What…

A: Concept:  Depression in freezing point: Freezing point depression is the lowering of the freezing…

Q: The half life for the radioactive decay of potassium-40 to argon-40 is 1.26 x 10 years. Suppose…

A: Given-> Half life = 1.26 × 109 year Initial amount of potassium = 1.00 mmole Final amount of Ar =…

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

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Q: Identify the more reactive and the less reactive metal of the pair in each test. I (Treat hydrogen…

A: Higher reactive metal can reduce the metal ion of lower reactive metal from its aqueous solution.

Q: need exlanation last one is wrong answer don't copy

A: The gases leak in the chemical reactor by a process known as effusion. Effusion is a process in…

Q: How many milliliters of 0.400 M solution can be prepared by dissolving 5.00g of NaBr in water?

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Q: Calculate G0 for the reaction  Al3+ + 3Fe2+  ⇄  Al0+ + 3Fe3+

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Q: Calculate the molality of a sucrose solution made by dissolving 60.9 grams sucrose into 95.6 grams…

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Q: The molality of a sugar solution (C6H1206) is 2.94 m. How many total ions does C6H1206 break into…

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Q: 1 4 7 A chemistry student needs 95.0 g of 2-nitroethanol for an experiment. He has available 1.0 kg…

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Q: Air with a relative humidity of 95% and temperature of 35°C is pumped into a chamber filled with a…

A: A porous medium is a solid substance which has sufficient space to able to pass fluids and gases…

Q: Radium-226 is radioactive and has a haif ife of 1600. years. Calculate the activity of a 7.8 mg…

A: Concept:  Radioactive decay: It is the process by which an unstable atomic nucleus loses energy by…

Q: displacement reaction. If y

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Q: what is bisphenol A

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Q: Balancing redox reactions in acidic solution 1) H2C204 + MnO4- CO2 + Mn2+ a) The balanced…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: To be aromatic, a molecule must have 4n + 2 n electrons and must have cyclic conjugation.…

A: Aromatic compounds  are closed cyclic and conjugated compounds  which follow Huckel Rule .

Q: For For the reaction: NH:CO:NH2) + 2NHxg) + CO2 ).Drive the relationship between Kp and Kc ?

A: Kp = Kc (RT)∆ng  This relation is used in to calculate the KP from given Kc.

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

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Q: For A → products, time and concentration data were collected and plotted as shown. [A] (M) t (s)…

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Q: A certain reaction has an activation energy of 30.44 kJ/mol. At what Kelvin temperature will the…

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Q: Maybelline Cousteau's backup oxygen tank reads 900mmHg while on her boat, where the temperature is…

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Q: What is the resulting color for the Zak-Henley's reaction

A: The solution is shown below

Q: Write the systematic name of each organic molecule:

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Q: Given the balanced equation: C3H3 + 5 O2 --> 3 CO2 + 4 H2O Molar masses (g/mol): C3H3=44.10;…

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Q: Which of the following is the strongest acid? a. propane b. cyclopropane c. propene d. propyne

A: Which of the following is the strongest acid ?

Q: The concentration unit one part per billion (one ppb) is equivalent to one of solute per of solution…

A: The mass of solute present in per billion mass of the solution is known as part per million (ppm)…

Q: Which of the following will result to a higher pH of saturated Calcium hydroxide solution?   a.…

A: Calcium hydroxide is a strong base and it dissociates in water as follows: CaOH2s  ⇌  Ca2+aq +…

Q: measımeasurement of PH of a solution can be use.. or ...

A: measurement of pH solution can be done by pH paper, calorimetry ,electrometric etc.

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: 1- FROM structure above Which kinds of transition could you expect from the given compounds?…

A: A question based on introduction to organic chemistry that is to be accomplished.

Q: The concentration of Cl- in a saturated solution of CuCl is 1.11*10^(-3)  mol/L at a certain…

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Q: Ammonia reacts with oxygen according to the equation: 4NH3(g) + 502(g) → 4NO(g) + 6H2O(g), AHrxn =…

A: The heat associated with complete reaction of 155g NH3 is given below

Q: After the above reaction was completed, you obtain the following GC results. You observe 3 peaks,…

A: To identify the substance corresponding to the peak observed at a retention time of 3.25 min.

Q: 2 3 4 7 8. The vapor pressure of Substance X is measured at several temperatures: temperature vapor…

A: Clausius clapeyron equation will be used to calculate the enthalpy of vaporization.

Q: Please identify if the following molecule has a chiral center and then select the answer that…

A: Chiral center : A carbon is attached four different groups is called chiral carbon. Above molecule…

Q: A solution is made initially with 0.410 M HIO3 (Kc = 0.170). Once the equilibrium below is…

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Q: What is the name of this type of molecule: R R' alcohol aldehyde ketone O carboxylic acid

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Q: Balancing redox reactions in acidic solution 1) H2C204 + MnO4- CO2 + Mn2+ a) The balanced…

A: We are authorised to answer only one question at a time. Please post rest of the questions…

Q: The concentration of FE2+  in a saturated solution of FeS is 6.38*10^(-10) mol/L at a certain…

A: First we write dissociation equation and Ksp expression for FeS. Then using Concentration of Fe2+…

Q: Camphor (C10H16O) has an energy of combustion of -5903.6 kJ/mol. When a sample of camphor with mass…

A: