Bu Li Bu

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Entropy, S, is a measure of the degree of randomness or disorder of a system. For a process, if the…

Q: Calculate the equilibrium concentrations of SO2SO2, Cl2Cl2, and SO2Cl2SO2Cl2 at 298 KK if the…

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Q: Integrated Problems B.25 Provide the IUPAC name for each of the following molecules. (b) C6H5 C6H5…

A: We have found out the nomenclature of given compounds according to IUPAC nomenclature rules.Note ~…

Q: Calculate the equilibrium concentrations of SO2, Cl2, and SO2Cl2 at 298 K if the initial…

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Q: 4. Propose two different electron-pushing mechanisms for the following reaction by using one and two…

A: Given is organic reaction.We can prepare given product from reactant by Diels-Alder reaction.…

Q: Select True or False: Covalent bonding is the only type of bonding present in the CIO₂ ion. True or…

A: Here the molecular formula of the molecule is :ClO2-We need to identify only covalent bond is…

Q: A 25.00 mL solution of 0.08010 M Nal is titrated with 0.05020 M AgNO,. Calculate pAg* following the…

A: Volume of NaI = 25.00 NaIMolarity of NaI = 0.08010 MMolarity of AgNO3 = 0.05020 MKsp of AgI =…

Q: A 15.0 mL solution of Ba(OH)2 is neutralized with 27.4 mL of 0.200 M HCI. What is the concentration…

A: The question is based on the titrations.  We are titrating a strong acid with a strong base.We need…

Q: How many grams of H are in 0.81 mol of allyl sulfide (C3 H5 )2 S? Please show the conversion work…

A: The number of molecules or atoms present in the one mole of the substance is equal to the Avogadro…

Q: Provide the correct IUPAC name for the compound shown here. H3C. .. CH3

A: • Identify the longest continuous carbon chain.• Identify the substituent group attached to the…

Q: Draw the structure of the major organic product(s) of the reaction. 1. DIBAH, toluene 2. H30 DIBAH…

A: Generally ester is reduced into aldehyde which further reduced into primary alcohol. Selective…

Q: C) For the two reactions below, provide the products (make sure your stereochemistry drawing is…

A: Electrocyclic reactions are reversible reactions in which the ring closing or the ring opening…

Q: . . The reversible decomposition of dinitrogen tetroxide, N₂O4, to nitrogen dioxide, NO2, is given…

A: If Equilibrium constant Keq < 1, then reactants are favoured than products therefore at…

Q: What volume of a 0.500 M sucrose (C12 H22O11) solution contains 57.8 g of sucrose? Express the…

A: Given, mass of sucrose = 57.8 g we know, molar mass of sucrose = 342.3 g/mol we know, => moles of…

Q: On the basis of the general solubility rules, which choice explains why sodium sulfide would be…

A: 1) All sulfide salts except Na+, K+, NH4+ are insoluble in water.2) Salts of Na+, K+, NH4+ are…

Q: CH3 OH Li liq. NH3

A: The aromatic ring is reduced by the Birch reduction. Li metal in liquid NH3 is used as a reagent.…

Q: Which ground-state atom has an electron configuration described by the following orbital diagram?…

A: An atom consists of three subatomic particles-proton, a neutron and an electron. A negatively…

Q: Write the systematic name of each organic molecule: structure O CH3CH2CH2-CH2-C-N-CH2-CH2-CH3 CH₂…

A: IUPAC nomenclature is also known as systematic nameIUPAC nomenclature is used for the systematic…

Q: (c) Draw the structures of the products of the following reactions: (i) _OH NaOH OH

A: Carboxylic acid reacts with alcohol to form an ester in the presence of an acid catalyst. The…

Q: Analysis of an organic compound found there to be 0.326 mol of C, 0.978 mole of H, and 0.163 mole of…

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Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into…

A: Given : energy absorbed by the reaction, ∆E = +128 KJ where positive sign indicates energy is…

Q: Write the systematic name of each organic molecule: structure CH3CH2CH,-CH2-C-NH–CH2–CH3 Explanation…

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Q: What mass of Cr2S3 would contain 1.0x10^24 sulfur atoms?

A: The number of sulfur atoms in the given sample of Cr2S3 = the mass of Cr2S3 that contains  is

Q: A sample of gas occupies a volume of 66.2 mL. As it expands, it does 116.7 J of work on its…

A: Given,The initial volume of a gas = 66.2 mLwork done by gas on surroundings = 116.7 Jconstant…

Q: Calculate the molar mass of each compound.   C6H6 C15H22O2

A: Steps to find molar mass of a compound:Determine the number of atoms of each element in the…

Q: Psoralen, a compound found in giant hogweed, contains only C, H, and O. Combustion of 1.000 g of…

A: The objective of the question is t calculate the molar mass.The empirical formula of any compound…

Q: 3 4-(N-Morpholino)butanesulfonic acid (MOBS) is a weak acid frequently utilized to prepare buffers…

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

Q: h of the following molecules could be considered aromatic? Assume all of the compounds are planar.…

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Q: Balance the following redox reaction in basic solution. 2+ Cr(OH)3(s) + Cu²+ (aq) → Cro (aq) +…

A: Redox Reaction: A redox reaction is one type of chemical reaction in which oxidation and reduction…

Q: Highlight the chirality (or stereogenic) center(s)

A: A chiral centre is the one in which carbon is attached to four different substituents.

Q: Fill in the name and empirical formula of each ionic compound that could be formed from the ions in…

A: The chemical formula is the form of representation of a chemical compound.This shows the symbol of…

Q: please solve questions 2

A: Q2.Given that, 60Co undergoes radioactive decay.The half-life of it is .We have to calculate the…

Q: A sample of O2 gas is observed to effuse through a porous barrier in 7.64 minutes. Under the same…

A: Effusion is the process of movement of gaseous molecules through a small hole. The rate of effusion…

Q: A mixture of helium and oxygen gas is expanded from a volume of 89.0 L to a volume of 92.0 L, while…

A: Given,Initial volume (Vi) = 89.0 LFinal volume (Vf) = 92.0 LPressure (P) = 37.0 atmWorkdone on the…

Q: Potassium nitrate is used as an explosive in fireworks. What is ΔH for KNO3 (MM =101.10 g/mol) if…

A: The change in enthalpy refers to heat energy released or absorbed during a process at constant…

Q: Choose the best option for the precursor to benzaldehyde. O CH3Br || CH3OH CH3Mg Br OH H

A: Given is retrosynthetic analysis of Acetophenone.Acetophenone is prepared by Grignard reagent…

Q: If 0.312g of lead (II) nitrate is dissolved in 50.0 mL of 59.0 mM (aq) NaCl, find the final molarity…

A: Weight of Pb(NO3)2 = 0.312 gmVolume of NaCl = 50.0 ml = 0.050 L (1L = 1000ml)Molarity of NaCl = 59.0…

Q: what is the density of carbon tetrahydride at 685 torr and 65°c

A: Given ,Molecule = Carbon tetrahydride Pressure = 685 torrTemperature , T

Q: 4. Air undergoes a polytropic expansion (n = 1.4) in a piston cylinder assembly adiabatically. The…

A: The objective of the question is to calculateThe final presssureThe final temperatureThe work doneAn…

Q: How many atoms are in 76.9 g of lithium hypochlorite (LiClO)?

A: Answer:In the 1 mole sample of a substance number of particles are always equal to Avogadro number…

Q: A chemical engineer must calculate the maximum safe operating temperature of a high-pressure gas…

A: Answer:Here:

Q: At 500 K, the equilibrium constant for the dissociation reaction H2(g)⇌2H(g) is very small…

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Q: Pure magnesium metal is often found as ribbons and can easily burn in the presence of oxygen. When…

A: Mass of Mg used = 4.29 gMass of O2 provided = 9.01 g% yield of the reaction = 84.9%It is required to…

Q: Classity each of the molecules below. CH, CCH, NH O1º amide 2° amide 3° amide not an amide at all O…

A: ->Amides are classified according to the number of substituents connected to the nitrogen of…

Q: Match the correct isotope pairs: Atom A (5 protons, 5 neutrons, 5 electrons) Atom B (6 protons, 6…

A: Two or more forms of the same element that contain equal numbers of protons but different numbers of…

Q: What is the empirical formula of a compound composed of 81.71% C and 18.29% H by mass?

A: Let mass of compound = 100gTherefore,  Grams of C = 81.71 gGrams of H = 18.29 g

Q: If 52.6 g C4H10 reacts with 78.1 g O₂ in the following reaction, what will be the theoretical yield…

A: Information of question

Q: At 2404 oC the equilibrium constant for the reaction: 2 BrCl(g) Br2(g) + Cl2(g) is KP = 0.910. If…

A: Given Equilibrium reaction is 2 BrCl(g) <=>  Br2(g) + Cl2(g) & Kp = 0.910

Q: 'H NaNH,

A: This is a nucleophilic addition reaction. The aldehyde carbon is the nucleophilic center and the…

Q: Which of the following bases are strong enough to deprotonate CH3CH₂CH₂C=CH (pKa = 25), so that…

A: Given alkyne has pKa value- 25The base  contains conjugate acid with pKa value higher than 25 will…