to In chromatography, it is desirable to _____ ncrease the resolution. a) increase the plate height (H) b) decrease the plate height (H) c) decrease the number of plates (N)

Q: Describe differences and similarities in bonding, structure and reactivity  (using HCl as an…

A: Benzene, chemical formula C6H6 , organic compound. All carbons are SP2 hybridised and aromatic ring…

Q: C6H5CHO reacts with H₂ to form CHÁCH₂OH. The equilibrium constant, Kp, for this reaction is 1.79 at…

A: Answer: On doing on any change in the system, direction of equilibrium will be decided using…

Q: Isooctane, an important constituent of gasoline, has a boiling point of 99.3 °C and a heat of…

A: When a liquid changes into gas at its boiling point the entropy of the system increases. The entropy…

Q: CN B12 FeBr3

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Q: For each organic compound in the table below, name the parent hydrocarbon. CH3 | CH3-CH compound CH3…

A: Longest continuous  carbon chain in a molecule is parent hydrocarbon. If only single bonds are…

Q: Consider the following reaction carried out under constant pressure Cas(s) + 4CO(g) → CaSO4(s) +…

A: Mass of CaS = 24.0 g Mass of CO = 26.1 g  ΔHrxn = -510.1 kj  Using the data we have to calculate the…

Q: specified. Show your dimensional analysis (SHOW YOUR WORK!)   2.89 kPa = __________ mm Hg

A: Pressure= 2.89 kPa   1 kPa = 1000 Pa  so   2.89 kPa = 2.89×1000= 2890 Pa

Q: For the reaction N₂(g) +202 (g) → 2NO₂(g) AH° = 66.4 kJ and AS° = − 122 J/K The equilibrium constant…

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Q: QUESTION 8 The following series of reactants will produce the shown product. لملا True False 1.…

A: Organic reagents are chemical compounds that undergo functional group transformation.

Q: Draw the major product of the aldol addition reaction between two of these ketones with the…

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Q: Draw the overall product(s) formed when butane is treated with (1) Br, and light, (2) KO'Bu, (3)…

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Q: Calculate the root mean square velocity, in m/s, of Kr at 273.0 K. Assume ideal gas behavior. Report…

A: Since the gas particles are moving towards all direction with same probability, average velocity of…

Q: Which product is major or minor? What is the R,S of each product? What is the chirality of each…

A: Camphore is the waxy , colourless solid with strong aroma. It is classified as terpenoids and cyclic…

Q: The half-life of radium-222 is approximately 38 seconds. Step 3 of 3 :  How much of an 11 gram…

A: Half life (t1/2) = 38 s Initial amount (No) = 11 g Time (t) = 6 s Amount of radium-222 remains after…

Q: Convert the following to the unit specified. Show your dimensional analysis (SHOW YOUR WORK!)…

A: In this type of questions we need to identify the relationship between the given two units and then…

Q: 10. [3+2] Draw the two regioisomers that would result from the [3+2] cycloaddition reaction below.…

A: The cyclization of molecule through the rearrangement of π electrons of two different molecules…

Q: What is the difference between at processes are involved?)

A: XPS (X-ray photoelectron spectroscopy) and XFS (X-ray fluorescence spectroscopy) are both analytical…

Q: Which of the following liquids is likely to have the highest surface tension?     Br2      C6H14…

A: Surface tension is determined by the forces present by which surface molecule are attracted towards…

Q: Which of the following aqueous solutions are good buffer systems? (Select all that apply.) 0.35 M…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base . it…

Q: Calculate the standard enthalpy of reaction for the following reaction using the appropriate…

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Q: 13. Propose a mechanism for the following. CH3 H₂N. Bo

A: In the above given conversion only cyclization takes place to form a cyclic amide. The amine will…

Q: Calculate the kilojoules released when 80 g of steam condenses at 100 degrees Celsius, the liquid…

A: this question is based on heat capacity

Q: Would a precipitate of silver acetate form if 22.0 mL of 0.100 M AgNO3 were added to 45.0 mL of…

A: We know if Ionic product is more than solubility product then precipitate forms. if ionic…

Q: Determine the mass, in kg, of HgO that must decompose to form 52.9 L O2 gas at STP.    2HgO(s) →…

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Q: Consider the following equilibrium: 2NO(g) + Cl₂ (g) → 2NOC1 (g) AG=-41. KJ Now suppose a reaction…

A: The given reaction is : 2NO(g)  +  Cl2(g)  ⇌  2NOCl(g)      ΔG°=−41.kJ The pressure of Cl2 = 0.575…

Q: OH b. What is the hydroxide ion concentration in the final solution? (0.332 M) C. What is the…

A: The question is based on the concept of chemical equilibrium. we need to calculate concentration of…

Q: The isotope of plutonium 238Pu is used to make thermoelectric power sources for spacecraft. Suppose…

A: Initial amount = Q0 = 3.0 kg Qt = Q0e-kt

Q: Structural, Geometric and Optical Isomers: For visual clarity, brackets [ ] and charges on the…

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Q: 9. What is the product of the synthesis? i. cyclopentene, A il. 03 iii. (CH 3) a S iv. NaOH

A: This is a organic synthesis reaction.

Q: What are the spectator ions in the following complete ionic reaction?…

A: Since, A spectator ion will not involve in the reaction and thus it is cancel out from the reaction…

Q: Find the AH for the reaction below, given the following reactions and subsequent AH values: N₂H4(1)…

A: Hess's law states that enthalpy of overall reaction is equal to sum of enthalpies of all steps…

Q: The following bar graph shows the starting and highest/lowest temperatures reached for four…

A: Given,  The temperature is related to the heat energy.  The temperature of the solution increases…

Q: Name the following organic compounds: CH3 | CH | CH3 - compound CH- | CH₂ - CH₂ - CH3 I CH₂ - CH₂ -…

A: Since,Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more…

Q: Identify the reactant, reagents, and intermediates in the synthetic sequence shown. Reagents may be…

A: A question based on reactions of aldehyde and ketone. A reaction scheme of ketone into alcohol…

Q: The normal freezing point of water, H₂0 is 0.00 °C and its Kfp value is 1.86 °C/m. Assuming complete…

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Q: Consider the reaction:      CO (g)  +  2 H2 (g)    ⇌    CH3OH (g)          Kp = 2.26 × 104 at 25 °C…

A: Reaction : CO(g) + 2 H2(g) ⇌CH3OH(g)      Kp=2.26×104

Q: D D Question 4 Match HNO3 HF CH3CH2CH2COOH KOH NH3 Question 5 Match ✓ [Choose] oxyacid h neutral…

A: 1) HNO3 is oxyacid (nitric acid)Any oxygen containing acid is oxyacid. 2) HF is binary acid. (Binary…

Q: What quantity in moles of HCI need to be added to 200.0 mL of a 0.200 M solution of NaF to make a…

A: moles of HCl added to prepare the buffer solution

Q: CH₂0

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Q: 16.7 At what position(s) would you expect electrophilic aromatic substitution to occur in the…

A: We need to predict at what position electrophilic aromatic substitution occur .

Q: Name the following organic compounds: CH3 CH3 I I compound CH–C–CH— CH,— CH | CH₂ - CH₂ CH3 1 CH,—…

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Q: If the flow rate of the carrier gas in a GC instrument is 60 mL per minute and a compound has a…

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Q: Draw the correc (best) Lewis structure (LS) for the ionic compound K2SeO3 (on looose leaf paper--NOT…

A: The simplest structure of a molecule or ion in which all the valence electrons and the formal…

Q: The concentration of iodide ions in a saturated solution of silver iodide is ________ M. The…

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Q: In the reaction of a nitrile with a Grignard reagent, there are two steps: a) nucleophilic addition…

A: Grignard reagent provides a carbon nucleophilic and this carbon nucleophile can give a nucleophilic…

Q: What is the molar solubility of Mg(OH)2, Ksp is 5.6 x 10^-12 for Mg(OH)2 in the following aqueous…

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Q: Draw the major product of this Dieckmann condensation reaction. Ignore inorganic byproducts.

A: Dickmann condensation reaction produces a beta keto ester from a straight chain ester by absorbing…

Q: a. Draw a mechanism for the hydrolysis of SiCl4 in water to give Si(OH)Cl3 and HCl. b. Although C…

A: The given questions related to properties of p block elements in periodic table.

Q: What is the cell potential for the reaction at 89 °C when [Fe2+] = 2.80 M and [Mg2+] = 0.110 M.…

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Q: What is the pH of a 0.200 M solution of sodium acetate? ||

A: Concentration of sodium acetate = 0.200 M