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Q: • Part D Cr3Os(s) + C(s) → Cr(s) + CO(g) Express your answer as a chemical equation. lIdentify all…

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Q: The Kjeldahl analysis is used to determine the protein content of foods. The food analyzed is heated…

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Q: A chemist wants to perform a reaction using the reagent below, which can act as a Bronsted-Lowry…

A: #1: A Bronsted-Lowry acid is a species that donates a proton(H+), and a Bronsted-Lowry base is a…

Q: • Part A Identity the coefficients in the reaction Enter your answers in order from left to right…

A: Given reaction1  reaction 2

Q: 3. A hydrogen-filled balloon has a volume of 8.3 L at 36°C and 751 mmHg. How many moles of hydrogen…

A: 3) moles of hydrogen  = ? 4) Final pressure = ?

Q: If H2O2 is applied to the advanced oxidation treatment of dichloroethylene (DCE, C2H2C12), assume…

A: Answer is attached below

Q: c. What caused variation (three reasons) in your values of K?

A: The balanced chemical equation can be written as, Fe3+ + CNS- → [FeCNS]2-. The equilibrium…

Q: Part B Calculate the mole fraction of KCI in the solution Express the concentration numerically as a…

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Q: (c) If the temperature is increased, will the ratio *øk, increase, remain the same, or decrease?…

A: Welcome to bartleby !

Q: part a b and c?

A: This can be considered as dilution because the final concentration of the concentrated HCl solution…

Q: Which one of the given compounds is consistent with the mass spectrum below?

A: A question based on mass spectroscopy of organic molecules. The most appropriate molecule from the…

Q: The gas sample has now returned to its original state of 1.00 atm, 20.0 °C and 1.00 L. What will the…

A: Part (B) As piston is not allowed to move, it means volume remains constant.  At constant volume,…

Q: Answer is: major: B minor: D. Please explain reasoning.

A: Here we have to explain why B is major and D is minor

Q: To identify a diatomic gas (X2), a researcher carried out the following experiment: She weighed an…

A: Volume of gas bulb = 3.0 L  Pressure of gas = 1.00 atm Temperature = 21°C = 294 K  Since difference…

Q: How many milliliters of a stock solution of 11.2 M HNO3 would you have to use to prepare 0.360 L of…

A: Here given that (from part a), the molarity of HNO3 stock solution = 11.2 M. The sample volume taken…

Q: Part A Metal plating is done by passing current through a metal solution. For example, an item can…

A: Given,  Current (C) = 8.60A Time (t) = 14.0 min Mass of gold Au(w) = ?

Q: CH3CH2CH2C( O)CH2CH2CH3 pH 4-5 Draw Enamine

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Q: 1. For each separatory funnel below, match the compounds to the left of the funnel with the proper…

A: A question based on purification, which is to be accomplished.

Q: 2. In boiling water, the bubbles contain: a. a mix of hydrogen gas and oxygen gas in a 2:1 ratio b.…

A: The question is based on the concept of physical chemistry. We have to explain the process of…

Q: 2.Please circle the compound that is the strongest acid (lowest pKa) and provide a rationale for…

A: According to Huckel's aromatic rule, if a cyclic planar conjugated molecule has 4n+2 π electrons, it…

Q: Question 6 (A-C)

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Q: Determine the mass of CO2 produced by burning enough of octane to produce 2.00 x 10² kJ of heat. C3…

A: Given- Reaction C8H18(l) + 25/2 O2 (g)  → 8 CO2 (g) + 9 H2O (g) Q = 2.00 x 102 kJ ∆H°rxn = -5074.1…

Q: Draw the major organic product of the reaction shown below. + PBr3 OH

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Q: 2. Each of the circled hydrogens in the compound shown below could potentially be removed by…

A: Here we have to predict which of the following bases will deprotonate the following indicated acidic…

Q: question1 help

A: When all properties of a molecule can not be explained by a single structure, more than one possible…

Q: :Br: A) The cation rapidly switches between two positions of the electrophile. The bromine atom…

A: Given reactionIn organic chemistry, the addition of hydrogen bromide (HBr) to propene is a…

Q: 18. What is the [OH] in a 50.0 mL solution of 0.050 M HC104?

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Part A H.

A: A) Since the compound is having 2 different functional groups. 1) => Ketone  2) => Aldehyde…

Q: Would you expect myoglobin to be more or less soluble in water than a protein composed primarily of…

A: Myoglobin is more soluble in water. Because the non-polar amino acid side chains on the surface…

Q: Give the number of peaks expected in the 'H NMR for the indicated protons in each of the following…

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Q: What is the enthalpy for the following reaction? overall: N204-2NO + O2 Express your answer…

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Q: When BHBA is consumed in the drink HVMN Ketone Ester it eventually passes into the bloodstream.…

A: a. Conjugate acid and base pair differ in a proton (H+). A conjugate base contains a lesser proton…

Q: Originally, a H-atom is in an n=4 state. The (total) energy of an electron in this state is eV.…

A: The energy of an electron in nth orbit of H-atom is: --------------- (1) The energy of photon with…

Q: Calculate the approximate enthalpy change, AHn, for the combustion of one mole of methane a shown in…

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Q: Draw the major organic product of the reaction shown below. HO- NaNH2 +

A: Given reaction is reaction between cyclopentanol and sodium amide.

Q: (b) On the same diagram indicate the change or changes that result from the addition of the…

A: POTENTIAL ENERGY DIAGRAM: A diagram which depicts the energy changes occurring during a chemical…

Q: b. Does the value of the equilibrium constant change when the concentration of either the reactants…

A: Answer to part b

Q: Draw the major product of this aldol addition reaction. Ignore inorganic byproducts. O + 1. NaOH 2.…

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Q: ▼ ▼ Part B H₂CH²_H²_N_CH₂ Spell out the full name of the compound. N-methyl propanamine H Submit…

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Q: or reaction A KOLBU or reaction B MeOH/heat [Select] MeOH/heat or reaction C EtOH/heat B C KOLBU…

A: Given are organic reactions.Reaction A is elimination reaction.Reaction B is elimination…

Q: For each of the following molecules or ions draw a Lewis structure. (а) Н2S (b) NO31 (с) ВеСЬ

A: In lewis structure valence electrons are represented by dots. The central atom in lewis structure is…

Q: Review Constant- 2 Cu (s) + Mn2+ (aq) 2Cu (aq) + Mn (s) ΑΣφ ? Ed %3D cell V Submit Request Answer…

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Q: I need help with A, B, and E

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Q: Three monoprotic acids are shown in the table below. Complete the table with the appropriate…

A: The pKa of a acid can be calculated if the Ka (dissociation constant) value is given is as follows:…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.