What is Ultra-Performance Liquid Chromatography (UPLC)? What are the differences and advantages of UPLC over HPLC?

Q: important for some involved in their half reactions oxidizing agents because H+ ions are

A:

Q: What is a saturated solution? O A solution that can't dissolve additional quantities of solute O A…

A: We have to predict the correct statement for saturated solution.

Q: Which of the following pairs of substances could function as a buffer system in an aqueous solution?…

A: Acidic buffer :-  A mixture of weak acid and its salt with strong base is known as acidic buffer For…

Q: 4. SO3“ (aq) + Cr,0,²- 2- 2- → SO4° (aq) + Cr3+, Caq) [acidic solution] (aq) a. Write the balanced…

A: In the given reaction, chromium goes from oxidation state of +6 to +3. So, it is being reduced.…

Q: Is the statement true of false? Support the answer a. For every cyclic process, the final state of…

A: From the first law of thermodynamics, energy can neither be created nor destroyed but it can be…

Q: an basic solution, permanganate ion, MnO₄⁻ , reacts with Sn(II) ion to give Mn(II) ion and Sn(IV)…

A:

Q: For the following reaction, Na,HPO,.2H,0(s) = Na,HPO,(s)+ 2H,0(g), the AH is positive. What will be…

A:

Q: (a) The BCC iron has a density of 7882 kg/m³ and the lattice parameter of 0.287 nm when hydrogen…

A:

Q: A chemistry student is doing a titration lab in  and needs to make up 2 liters of NaOH for the class…

A: The reaction of Sodium Hydroxide (NaOH) with Potassium Hydrogen Phthalate (KHP) is One mole of NaOH…

Q: 1. HO, ỌCH3 HO 2.

A:

Q: The following carbocation undergoes a rearrangement by a hydride shift as shown below. The reason…

A: Given, a carbocation which undergoes rearrangement by hydride shift  We need to explain the reason…

Q: Complete the table. [K: /18] What type of reaction is involved in the If there is a reverse…

A: The above question is about synthesis or various Organic molecules.

Q: For the frame shown below draw the influence lines for Ey, Fy, VC and MC using the equilibrium…

A: below diagram is drawn

Q: Create a 30 item test about organic reactions, naming alkenes, and naming alkynes. Provide the…

A: Carry out the following conversions: 1. Ans: 2. Ans: 3. Ans: 4. Ans: 5. Ans: 6. Ans: 7. Ans: 8. Ans:…

Q: The reaction of nitric acid, HNO 3 (aq), with calcium carbonate, CaCO 3 (s), produces calcium…

A: Nitric acid is an acid whereas Calcium carbonate is a basic. They both react to form neutralization…

Q: Cu | Cu2+ (0.10 M) || Fe3+ (0.10 M), Fe2+ (0.10 M) | C

A:

Q: consumed Knowing that [reactant]Ó = [reactant]nitial- [reactant] And that Fe"(aq) + SCN(aq) Ó…

A:

Q: what is the intermediate formed in this ?

A: Intermediate formed in the given reaction = ?

Q: A 24.84 mL aliquot of a weak acid has a concentration of .58 M. It will be titrated with .32 M NaOH,…

A: We have to predict the pH of the solution.

Q: Consider the following substances and their polarities: A - nonpolar, B - nonpolar, C- polar, D -…

A: Given that A-non-polar; B-non-polar; C-polar; D-polar.

Q: -A block of iron metal weighing 5.00 grams with a temperature of 75.0°C was immersed in a beaker…

A:

Q: Draw the following compounds based on their IUPAC Names. 1.…

A:

Q: na 0.735 M solution, a weak acid is 12.5% dissociated. a. Calculate the [H;0* ], pH, IOH¯ ], and pOH…

A:

Q: Write the correct chemical equation for the chlorination   of nitrobenzene and give the name of the…

A:

Q: The following sequence of steps has been proposed for the overall reaction between H2 and Br2 to…

A: Given,  The  overall reaction between H2 and Br2 to form HBr: from  1) Br2(g)---------->2Br(g)…

Q: Name the functional group in each compound. [K: /5) 1. CH,=C-CH,CI CH, 2. CH,CHCH,CH, он 3.…

A:

Q: 6. How many calories of heat are needed to change 55.00g of nickel at 1250.0°C to 1750.0°C? (C…

A:

Q: OBYJU'S Step -1 „OH +K - 12 H, - KBr

A: Organic chemistry is branch of chemistry in which organic reactant react to form organic products.

Q: Chloromethane forms by the reaction given below. At 1500 K, Kp = 1.63104. In the reaction mixture, P…

A: Qp and Kp is used to determine the direction of reversible reaction.

Q: the product is given predict from what alkene reactant be made from, write the complete reaction on…

A: Given,  the product of  A. 2-methyl-2- hexanol B. 3-chloro-3-ethylpentane…

Q: (Q87) If the reduction potential of the species being oxidized is less than that of the species…

A: Here we have to predict whether the following cell reaction will be spontaneous or not.

Q: Chloromethane forms by the reaction given below. At 1500 K, Kp = 1.63104. In the reaction mixture, P…

A: Given,  Value of pressure equilibrium constant = Kp = 1.63104  Partial pressure of CH4  = PCH4 =…

Q: Thermal neutron with a mass of 1.67 x 10^-27 kg travels at a speed of 2200 m/s. Calculate the de…

A: De Broglie's relation    we are given  m= 1.67 x 10-27 kg  v = 2200 m/s  λ= ?

Q: Draw structural formulas for three isomer of C,H,N, and classify them as primary, secondary, or…

A: IUPAC rules for amines 1. First of all, we identified the longest chain attached to the amine group…

Q: Write the equation and write the correct IUPAC  name of the product of the ff A.dehydration of…

A: The possible outcomes for the given reactions are alkene, carboxylic acid and tetrabromide…

Q: 9.) Limonene (136.24 g/mol) is one of the compounds that are found in rinds of citrus fruits and it…

A:

Q: The rate law for the reaction NH (aq) + NO, (ag) N,() + 2H,0 () -4 is given by rate =} At a certain…

A:

Q: 2) An individual plasma [Na+] is measured and found to be 130 mEq/L (normal = 145 mEq/L). What is…

A: Osmolality is concentration of all particles dissolved in a body fluid. It is effected by blood…

Q: Q13. What volume (mL) of 1.00 M K2Cr,0, is required to completely react with 35.0 mL of 0.500 M FeS…

A:

Q: What is the IUPAC name of the following compounds?

A: The IUPAC nomenclature refers to International Union of Pure and Applied Chemistry.  It is accepted…

Q: Isotonic saline solution has a mass % NaCl concentration of 0.900%. Assuming its density is 1.00…

A:

Q: Find two (2) articles within the Internet that talks about the benefits/uses of nanotechnology in…

A: Nanotechnology applications in the food industry can be utilized to detect bacteria in packaging, or…

Q: Indicate which of the following sets of quantum numbers in an atom are unacceptable and explain why:…

A:

Q: What is the pH of a solution containing 0.15 M of NHĄCI and 1.5 M of NH3? The –10 Ka of NH4" is…

A: Here we are required to find the pH of the buffer of NH3/NH4Cl

Q: Twenty grams of potassium dichromate (K2Cr2O7) is dissolved in 150 mL of water. What is its…

A: Formula for normality N = w×1000equivalent weight×Volume(mL) Equivalent weight = M.W.n factor

Q: Name the following organic compounds using the IUPAC system. [K: /10) 1. CH,CH,CH, - N - CH, CH, 2.…

A:

Q: 10 g of nitrogen (MW = 28) are bubbled into liquid bromine (Mw = 160) at 720 mm Hg and 35 oC.…

A:

Q: in this E2 reaction what is the major product

A:

Q: Q12. Which of the following is soluble in water? A. Fe(NO3)2 B. MGCO3 C. Hg,l2 D. CaS Q13. What…

A:

Q: Answer the following questions about thiIs cell. Write a balanced equation for the half-reaction…

A: