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Q: Don't provide handwritten sollution ...   A metal sample weighing 43.5 g and at a temperature of…

A: Metal have temperature 100.0 oC and water in calorimeter temperature is 25.1 oC. So when metal…

Q: Suppose that 0.323 g of an unknown sulfate salt is dissolved in 50 mL of water. The solution is…

A: 1 mole Ba2+ ion react with 1 mole SO42- ion to form 1 mole BaSO4.Precipitation reaction is

Q: X-rays with a wavelength of 0.157 nm are diffracted from the surface of a parallel set of planes in…

A: n = order of diffractiond = distance between the planes

Q: A shop-vac is capable of pulling in air at a rate of 210 vacuum's air flow in L/s ? ft/min. What is…

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Q: 2) a) Identify the most acidic hydrogen in the following compounds OH O OH b) HO SH

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Q: What is the cutoff for orbital energies, in joules (J), for orbitals of a single atom? Give your…

A: Cutoff orbital energy is the energy difference between an electron bound in an atom and the free…

Q: (d) label the dexter/laevus (D/L) stereochemistry of the following amino acids: COOH NH₂ НООС H₂N R

A: D or L stereochemistry is assigned by giving the priority to the groups.

Q: Liqueified natural gas (LNG) is mainly methane (MW = 16.0). A 10.0 m³ nk is constructed to store LNG…

A:

Q: Consider the following unbalanced equation: C2H6(g) + O2(g) → CO2(g) + H2O(g) Which amount…

A: The number of moles of any substance is defined as the ratio of mass given of that substance with…

Q: the equilibrium mass concentration of HCHO in water and (b) the equilibrium mole

A:

Q: Provide IUPAC name for the molecule below Type your answer and submit Br

A: -Select the parent chain with the longest possible continuous carbon chain with a maximum number of…

Q: 4. Fill in the following phase changes: Solid to Liquid= Liquid to Solid= Liquid to Gas= Gas to…

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Q: For the molecule shown below, provide a name and draw both chair conformers and label the most…

A: For the nomenclature of cyclic compounds we use the following rule ; Choose the cyclic ring as…

Q: 4. For each of the following pairs of compounds, indicate which would have a higher boiling point.…

A: Intermolecular forces (IMFs) can be used to predict relative boiling points. The stronger the IMF,…

Q: Part 1(i) test tube 6 & 7: Consider the equilibrium reaction, Fe³+ (aq) + SCN (aq) 1. In which…

A: In this analysis, we will consider a chemical equilibrium reaction involving iron ions (Fe^3+),…

Q: 1) The element antimony (Sb, Z=51) occurs naturally as only two isotopes, one of which is…

A: For antimony-121 (Sb-121):Number of protons (atomic number, Z) = 51 (since it's element Sb)Number of…

Q: Four liquids are described in the table below. Use the second column of the table to explain the…

A: Water is pure solvent, Value of freezing and boiling point is fixed for them, i.e 0°C and 100°C…

Q: Draw 2 fatty acids and a triglyceride. C5H1002   saturated     C5H802 unsaturated      C5H10O2

A: Fatty acids  consist of carboxylic groups.The carboxylic group consists of COOH.The term saturated…

Q: Which of the following molecules are chiral? H •sp H CI H CI H CI H H H. Hom H and H

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Q: Classify the following alcohol as primary, secondary or tertiary. primary Ⓒsecondary tertiary none…

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Q: Draw the two major products obtained in the reaction shown. Br₂ (one equivalent) . CH₂Cl₂ You do not…

A: This  is the conjugate addition reaction of halogen.In this reaction we get two type of product.At…

Q: [References] Draw structural formulas for the products of the reaction shown below. CH3 I…

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Q: Calculate the pH of a 1 L solution containing 10 mL of 2 M acetic acid (pKa = 4.75) and 5 g of…

A: Molarity = moles of solute/volume of solution(L)Moles = Mass/molar mass

Q: Determine the velocity of an electron that has 3.41 x 10-21 joules of kinetic energy. The mass of an…

A: Answer:Kinetic energy of a particle is:Here:

Q: ot sure but I have the wrong answer help explain the right answer

A: 1,4-addition to diene is the addition of halogen acids which results the 1,4-addition product.

Q: The chemical reaction shown was performed and the concentration of CCI, was measured over time.…

A: Rate of a reaction (average rate of a reaction) is expressed as the change in concentration of…

Q: Copper sulfate is widely used as dietary supplement for animal feed. A lab technician prepares a…

A: A question based on concentration terms. The molarity of the solution and dilution of the stock…

Q: You are using EDTA with a concentration of 0.0080 M for the titration. You titrate 50.00 mL of water…

A: Answer:When calcium and magnesium ions are present in water and their concentration value is above…

Q: Mg(s) + 2 HCI(aq) → MgCl₂(aq) + H₂(9) The total pressure of gas collected over water is 710.0 mmHg…

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Q: An automobile gasoline tank holds 41.0 kg of gasoline. When all of the gasoline burns, 150.0 kg of…

A: Law of conservation of mass : It states that“The mass in an isolated system can neither be created…

Q: How many atoms are in a cube of iron that measures 1.5 cm on each side? The density of iron is 7.87…

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Q: 2. Look at the two covalent structures below, what is the same between them? What is the difference?…

A: here we will discuss the covalent bonding present in the two given structures and the consequent…

Q: What is the value for Ksp if the equilibrium concentrations of X+ = 0.00250 M and Y² = 0.00125 M X₂Y…

A: The equilibrium between the solvated ions and insoluble salt can be described by the solubility…

Q: Use phenolphthalein as an example, discuss (using structures and words) how an acid base indicator…

A: Phenolphthalein is a commonly used acid-base indicator that undergoes a color change depending on…

Q: 3. Both compounds below have a base peak in their mass spectra that differs from the parent peak.…

A: Fragmentation of Alcohols and Alkenes in mass spectrometry

Q: 2 NOBr(g) → 2NO(g) + Br₂(g) In the given reaction, which is taking place in a 1.0 L flask, 8.0x10-4…

A: To find the rate of disappearance of NOBr, we'll use the stoichiometry of the reaction.From the…

Q: A chemical engineer is studying the two reactions shown in the table below. In each case, he fills a…

A: The given chemical reactions are maintained at a temperature of 147.0 The value of temperature on…

Q: A hypothetical metal forms a fcc unit cell, has a radius of 115 pm, and a molar mass of 89.0 g/mol.…

A: The parameters are given ;

Q: Jenny Craig promised a 400 lb’s lady to lose an average of 1.10 lb weight every day. How much will…

A: Jenny Craig has made a commitment to help a lady who weighs 400 pounds lose an average of 1.10…

Q: 110. The main purpose of glycolysis is to a. oxidize the acetyl group b. make NADH c. make pyruvate…

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Q: 3.1 4-Methoxybenzoic acid is much less soluble in water than is 2-methoxybenzoic acid. Discuss this…

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Q: what is the molar mass of C6H805

A: We have to calculate the molar mass of C6H8O5.

Q: MC-L- H₂C :0.-CH₂ H3C с - O - CH3 UNMOB QO .. + Clear The Lewis structure of methyl acetate, which…

A: If the Lewis structure of a molecule or ion cannot be explained by a single structure then more than…

Q: Predict the major product of the following reaction. CH3CH₂CHCH₂OH | CH₂ CH3 A) CH3CH₂C=CH₂ B)…

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Q: Using your understanding of bond enthalpies, predict the enthalpy change associated with the…

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Q: How many unpaired 2p orbitals are there for the oxygen atom, 6C? A. 2 B. 1 C. 0 D. 3

A: We have to find the unpaired electron in 2p orbital of oxygen atom.

Q: Draw the lowest energy chair conformation of the following disubstituted cyclohexame.

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Q: Draw the product of the reaction shown. + Br₂ CH₂Cl₂

A: Molecular bromine is a nonpolar molecule, because the Br—Br bond is non-polar covalent. The -bonds…

Q: Draw the structure of [CH3CH2CH2CH2N(CH3)3]*. Include all lone pairs and charges as appropriate.

A: The skeletal structure of an organic compound is the series of atoms bonded together that consist of…

Q: Phase Diagram for CO2The phase diagram for CO2 is shown in Figure 17-38 . (a) What is the phase of…

A: Answer:A diagram that gives us interpretation of different physical states at different pressure and…