The difference between the working principle of both: UV - IR - NMR - MS

Q: Write a net ionic equation for the reaction that occurs when aqueous solutions of acetic acid and am...

A: The reaction is between aqueous acetic acid and aqueous ammonia .

Q: A study of the rate of dimerization of CHs gave the data shown in the table, Time (s) 1400. 2800. 42...

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Q: CH;-C-CH3 CH,CH2CH2-C-CH,CH2-C-CH3 ÇH,CH3 H H CH,CH2CH3 CH3-ÇHCH,-C-CH,

A: We are to write the IUPAC name of given structures. we will follow the longest chain and substituent...

Q: Complete the sentence with the appropriate phrase. In the laboratory, all chemicals Select the corre...

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Q: nitroglycerin contain the following amounts of drug 1/25gr, 1/10gr and 1/50gr. Express these quantit...

A: As we know, conservation,  1 gr = 1000 milligrams  A) 1/25 gr = 1×1000/25    = 40 milligrams  B) 1/1...

Q: The value of AH° for the reaction below is -336 kJ. Calculate the heat (kJ) released to the surround...

A: We have a reaction,  CH4 + 3Cl2   →  CHCl3 + 3HCl ,   ΔH = –336kJ we need to find heat released when...

Q: P2.15 Assume that a system has a very large number of energy levels given by the formula EL = €ol? w...

A: Given, ξl=ξ0l2where,ξ0=1.25×10-22J Degeneracy level , gi=2l 

Q: Part A Consider the balanced chemical equation. H2O2(aq) + 31 (aq) + 2H+(aq) → I3 (aq) + 2H2O(1) Pre...

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Q: What is the pH of a 1.00 x 10-9 M solution of NaOH at 25 oC?

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Q: You are making 100 mL of a 0.66M phosphoric acid buffer with a pH of 7.0. What is the concentration ...

A: For the acidic buffer solution we use Henderson Hassalbalch equation given as; Where; pH of buffer ...

Q: Here is a graph of the pressure of oxygen in a reaction vessel during a certain chemical reaction. U...

A: The pressure v/s time curve of O2 is given as,  

Q: Write a net ionic equation for the overall reaction that Occurs when aqueous solutions of phosphoric...

A: The reactants given are phosphoric acid i.e. H3PO4 and sodium hydroxide i.e. NaOH.  

Q: The solution from which a precipitate was formed. a. Mother liqour b. Titrant c. Saturated solution...

A: Mother liquor is defined as the solution which is left out after a certain component has been remove...

Q: Kc=75,5 at 50°C for the we reaction Acg +beg) a e What will be the a equiliori ZABG Concentrati ons ...

A: We have to predict the equilibrium concentration of all species.  

Q: conc. H2SO4 180 °C Но

A: The reaction given is,    

Q: At a certain temperature the rate of this reaction is first order in NH, with a rate constant of 7.4...

A: We have to predict the time taken.  

Q: pressure increases pressure stays the same pressure decreases Submit Request Answer Part B pressure ...

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Q: Consider the balanced chemical equation. Part A H2O2(aq) +31 (aq) + 2H+(aq) I3 (aq)+2H20(1) Predict ...

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Q: Complete the sentence with the correct phrase: Eating and drinking in the laboratory are Select the ...

A: A multiple choice question based on general chemistry that is to be accomplished.

Q: 5. For the chlorination of ethane, represented by the equation: CH;CH3 + Cl2 + hv→ CH;CH2CI + HCI, t...

A: Initiation reaction  is the step of the reaction where initiator is formed .At propagation step reac...

Q: The equilibrium constant, Kp, for the following reaction is 2.15 at 523 K: PCl5(g) PCl3(g) + Cl2(g)...

A: Given Kp = 2.15 initial pressure of PCl5 = 0.888 atm

Q: Part A A first-order reaction has a half-life of 21.6 s. How long does it take for the concentration...

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Q: (Q78) Consider the following rate law: Rate = k [A][B]?[D] Select all the true statements listed bel...

A: The general formula is the following: Rate of reaction = kAxByCz where A, B, C are the concentration...

Q: 2. Classify as primary, secondary, or tertiary alcohols он a) b) `N' ÓH testosterone pseudephidrine

A: Since you have posted multiple questions, we are entitled to answer the first only. 2) The alcohols ...

Q: Dětérminé thě ünknown (Abs-0.812 thế absorptión of štandard ärề thể following. Standard 1, Abs = 0.3...

A: The data of absorbance v/s concentrations is given. And the absorbance of the unknown sample given i...

Q: A solution contains 22.5 g of methanol , CH3OH , dissolved in sufficient water to give a total mass ...

A: Molality: The mole of the solute dissolved in one kilogram of the solution is known as the molality ...

Q: The best purification method for separating high- vapor pressure solid from its contaminants is by r...

A: Recrystallization is a process which is used to purify chemicals. By dissolving both impurities and ...

Q: To what temperature would the reaction below need to be heated to have a rate constant of 2.475e-3 M...

A: We will solve this question using arrhenius equation 

Q: Given the Kb for water (Kb=0.51), calculate for the change in boiling point (in unit degrees Celsius...

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Q: Aluminum-lithium alloys have been developed by the aircraft industry to reduce the weight and improv...

A: Given :- Density of aluminium = 2.71 g/cm3 Density of lithium = 0.534 g/cm3 Density of aluminium = 2...

Q: Reaction: Combustion of H2 with excess O2 mass = 2.4 g delta T = 1.2 oC  heat capacity of bomb ca...

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Q: 5. Label each asymmetric carbon in the compound below as R or S OH H CH, CH Br Br

A: Concept : The R& S configuration of the charal centre can be determined based on the CIP rule.  ...

Q: Determine the unknown (Abs=0.812) if the absorption of the standard are the following: Standard 1, ...

A: The data of absorbance v/s concentrations is given. And the absorbance of the unknown sample given i...

Q: 7. Convert 24.5°F to degrees Celsius and Kelvin

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Q: Write a net ionic equation for the reaction that occurs when aqueous solutions of sodium hydroxide a...

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Q: a) What is the enthalpy change (AHºpxn) for this reaction (kJ/ 2 mol CH3OH(9) )?

A: Given equation is  2CH3OH(g) + 3O2(g) --------> 2CO2(g) + 4H2O(l)  Weight of methanol = 0.0466 g ...

Q: Calculate the pH of a 0.363 M NH, solution. NH, has a Kp 1.8 x 10-5. %3D pH

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Q: Modified True or False. In UV spectroscopy, the sample is irradiated with the broad spectrum of the ...

A: In UV spectroscopy  the Range lies in UV visible Region from 180 nm to 800 nm .  

Q: True or False At 25C, a solution of 40% methanol and 60% toluene will have a vapor pressure higher ...

A: Colligative properties are those properties which depends on amount of solute and doesn't depends on...

Q: Using the table on slide 7, what ORGANIC solvent could you use to do an extraction of something from...

A: Since you have posted multiple questions, we will answer the first one for you. To get the remaining...

Q: Which enzyme catalyzes the hydrolysis of starch and dletary glycogen into glucose? O Triose kinase a...

A: Please find your solution below : Enzymes are the proteins that are biological catalysts. Enzymes sp...

Q: How many milliliters of 8.4% w/v sodium bicarbonate injection should be added to the formula? Calciu...

A: Molar mass of calcium gluconate = 430 g/mol  

Q: A student wants to standardize their thiosulfate solution with KIO3. They needed 17.97 mL of S203²- ...

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Q: This reaction represents the titration from today's lab. 2 s,0,2- + 12 → + I, → S40,2- + 21- In this...

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Q: Modified True or False. Analyte interacts with UV –Vis radiation UV radiation is between 200-300 nm ...

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Q: What is the purpose of adding 10% hydroxylamine-hydrochloride solution in the ferrous ammonium sulfa...

A: Iron is very important for humans as well as animals however, excess of iron is harmful. Water bodie...

Q: For the reaction given below, the equilibrium constant (in terms of partial pressures) at 100°C is 1...

A: Equilibrium constant is equal to ratio of equilibrium partial pressure of product and equilibrium pa...

Q: In the laboratory you dissolve 16.9 g of aluminum chloride in a volumetric flask and add water to a ...

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Q: Match the colligative property is applied in the given situation. Blake wants to cook macaroni fast ...

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Q: 1. NABH4 H. 2. H,О FEB 20

A: