For each pair of compounds listed, check the box next to the one with the higher boiling point. compounds SiH4 SiC14 CH4 PbH4 Xe He higher boiling point X

Q: a OH alcohol 1. SOC1₂ 2. 1 equiv. NaOEt 3. Br2 4. 2 equiv. NaNH2/NH3 5. H₂/Lindlar

A: SOCl2 ..... Converts OH to Cl NaOEt ..... Acts as a base  Br2 ...... Adds to the double bond NaNH2…

Q: 3) Write the chemical equation for a pentanoate ion acting as base when it reacts with hydrochloric…

A: Here is a  neutralization reaction where the base (pentanoate ion) reacts with the acid…

Q: A 2.879-gram sample of hobbitine is dissolved in water to form a total of 248.71 grams of solution.…

A: Given, Mass of hobbitine = 2.879 g. Total mass of solution = 24871 g. The change in temperature of…

Q: Pepsin is the principal digestive enzyme of gastric juice. A 1.90 g sample of pepsin is dissolved in…

A:

Q: Compare SN1 and SN2 ?

A: The "SN" stands for N-nucleophilic S- substitution, while the "1" denotes a unimolecular…

Q: How many elimination products can form in the following reaction? ж оооо 3 КОСН3 CH3OH

A:

Q: Choose the best option for the precursor to 3-chlorobenzyl alcohol. HO ई-४ ठू-छैन H CI CI HO BrMg

A: precursor is a compound that participates in a chemical reaction that produces another compound.

Q: Describe the preparation of 2.00 L of 0.108 M BaCI2? 2H2O (244.3 g/mol).

A:

Q: 2) Acetic acid has a Ka of 1.80x10-5. What is the pH of a buffer solution made from 0.150 M HC₂H302…

A: pH is described as “the negative of the logarithm of the molar hydronium-ion concentration

Q: 3) Given the titration curve for a titration between ammonia, NH3, and hydrochloric acid, HCl: A)…

A: Since the question contains more than 3 subparts, we will answer only first 3 subparts for you. In…

Q: Predict the major product formed when hexanoyl chloride is treated with excess LiAlH4, followed by…

A: Acid chlorides  react with LiAlH4 to give primary alcohols.

Q: A buffer solution that is 0.409 M in CH3COOH and 0.409 M in CH3COOK has a pH of 4.74. The addition…

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

Q: MISSED THIS? Watch KCV: Simple Gas Laws and Ideal Gas Law, IWE: Ideal Gas Law I; Read Section 6.4.…

A: Given,  Initial volume of tire(while cold) = 11.7 L Initial total pressure inside the tire = 3.45…

Q: Calculate the pH at 25 °C of a 0.14M solution of sodium hypochlorite (NaClO). Note that hypochlorous…

A: NaClO is a salt made from a strong base (NaOH) and a weak acid (HClO)

Q: 1. Determine how many moles of potassium dichromate (K₂Cr₂O₂) are required to make 250 mL of a 0.10…

A: 1. M1V1=M2V22.∆T= K m n3. % mass =grams soluteGrams solution4. Molarity = molesL5.Molality…

Q: Figure 8-2 shows a mechanistic scheme for an organic reaction. In Step 1, the nucleophile is [Select…

A: Nucleophile:- Substance which is electron rich species or contains loan pair and donate electron.…

Q: с d a b Oi, a Reagents: Oa, d a, f, d QUESTION 11 How would you carry out the following…

A: Carboxylic acid on reduction with LiAlH4 gives alcohol which on treatment with Dess Martin reagent…

Q: Rate = k[BrO₂ ][Br¯][H+]² Triple [H*] and Double [Br]? Rate doubles Rate increases (18x) Rate…

A:

Q: Consider the graph below. Percent NaHCO, reacted 110.0 100.0 90.0 80.0 70.0 60.0 % NaHCO3 reacted vs…

A: A reactant which is completely consumed during the reaction

Q: O CH3-C-0-H + CH3CH₂ CHCH₂OH I CH₂CH3 6 11 ECH3-C-O-CH2CHCHACH3+H2O CH₂ CH3

A: The reactants given are acetic acid and 2-ethylbutan-1-ol.

Q: One liter of buffer is made by dissolving 103.2 grams of acetic acid, HC₂H3O2, and 103.2 grams of…

A:

Q: Write the complete electron configuration for the carbon atom. Using the noble gas abbreviation…

A:

Q: Using the following information, calculate the binding energy (in J/nucleon) for thorium-232…

A: atomic weight of thorium-232 = 232.0392u mass of neutron=1.67493 × 10-24 g mass of proton=1.67262 ×…

Q: alculate the pH at 25 °C of a 0.30M solution of anilinium chloride (CH³NH₂Cl). Note that aniline…

A: Given, Concentration of anilinium chloride (C6H5NH3Cl) = C =  0.30 M pKb of aniline (C6H5NH2) = 4.87…

Q: We wish to determine the moles of carbon dioxide produced when 50.0 mL of 2.0 M hydrochloric acid…

A: 2HCl(aq) + Na2CO3(aq) -----> 2NaCl(aq) + H2O(l) + CO2(g) Excess reactant: sodium carbonate…

Q: You take 0.5 mL of Carb 1 and add it to 2.0 mL of buffer. You then add 7.5 mL Biuret to this sample.…

A: Here 0.5 mL of Carb 1 and add it to 2.0 mL of buffer.  then added 7.5 mL Biuret to this sample.

Q: 3) A buffer was made using 0.10 moles of A- and 0.010 moles of HA, to form 1.00 L of solution. If…

A: Buffer solution are those which resist the sudden pH change.  Buffer solution are two types acidic…

Q: This is the structure of xylan given, is the mechanism still the same (would there be two hydrolysis…

A:

Q: al) i) Draw the condensed structure of 5-bromo-3,6,6-trimethyl-2-octanamine. Br CH3 WH₂…

A:

Q: What are the principles of flame ionization detection? Was it a good choice for these analytes?

A: FLAME IONIZATION DETECTION  (FID)

Q: A solution contains Cr³+ and Mg2+. The addition of 1.00 L of 1.52 M NaF solution is required to…

A: l

Q: What volume of a 0.167 M calcium hydroxide solution is required to neutralize 27.6 mL of a 0.318 M…

A:

Q: What is the major product of the following reaction sequence? 1. Li(s) 2. $3 3. H₂O* Br J En & J &…

A: In terms of HSAB principle alkenyl lithium is had hard base and carbonyl carbon is a hard acid and…

Q: CI 1) NaNH, 2) H30*

A: Isomers are the same molecular formula but the difference in the structure and arrangement of atoms.…

Q: Time (s) 0.00 2.00 H2(g) + O2(g) [H₂] (M) 0.300 0.200 2HCl(g) What is the rate of reaction for…

A:

Q: A solution NH3 that contains 72 mL of 0.043 M ammonia, NH3, is titrated with 0.083 M HCI. The Kb of…

A: Moles of NH3 (M1) =0.043M Moles of HCl (M2)=0.083M Volume of NH3 (V1) = 72ml Volume of HCl (V2) =?

Q: so is it all of them except HF?

A: According to Bronsted and Lowry concept an Acid is a substance that has the tendency to donate a…

Q: A solution has [H+] = 7.8×10-5 M. What is the pH of this solution?

A: Since, Negative logarithm of concentration of H+ ion is known as pH of the solution. i.e. pH =…

Q: Br + -CI

A:

Q: Determine the setup and strategy you'd use to solve the following problem. Choose the best…

A: Given chemical reaction; 2SO2 + O2 --> 2SO3 Mass of SO2 given = 6.3 g Mass of SO3 synthesized =…

Q: A student runs two experiments with a constant-volume "bomb" calorimeter containing 1100. g of water…

A:

Q: calculate the concentration of analyte in the ORIGINAL sample in ppm. Report to 1 decimal place…

A: A 10.00 mL aliquot of the unknown was placed in a 100.0 mL volumetric flask and made up to the mark…

Q: What is the hybridization of the central atom in the xenon tetroxide (XeO4) molecule?

A: Hybridization of the molecules can be determined by first determining the steric number which is…

Q: Using the Henderson-hasselbalch equation, calculate the volume of 0.2 M acetic acid and 0.2 M Sodium…

A: Given that: pH = 4.5 pKa = 4.74 Concentration of CH3COOH = 0.2 M Concentration of CH3COO- = 0.2 M…

Q: Divides the solid and gas phases and represent sublimation solid to gas and deposition gas to solid…

A: It is a graphical representation of the physical states of a substance under different conditions of…

Q: The freezing point depression of 1% chloramphenicol is 0.06 deg Celsius. How many milligrams of…

A:

Q: 4. The product of a Grignard Reaction is an alcohol. Will fi fnake a annelence on the structure of…

A: Grignard reagent is the source of nucleophile it undergoes nucleophilic addition reaction to the…

Q: The initial concentration of nitrogen trioxide is 1.785x10¯ M, however after 2.79 h the…

A:

Q: Equal volumes of the following pairs of solutions are mixed. Which pair will produce a buffer…

A: Buffer solution is the solution which resist the change of pH on addition of small amount of acid or…

Q: What is the basis for referring to the hydrogen ion as a proton? (a) The Arrhenius definition of an…

A: This question belongs to Acid-Base theory.