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Q: Consider the cysteine molecule. Choose the structural formula for the anion formed in base. O HS C…

A: Amino acids are those in which carbon is attached with COOH group, amino group and R group. Amino…

Q: . Identify and label the Brønsted-Lowry acid, its conjugate base, each of the following equations:…

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Q: Question 5 How is the reduction potential measured in the potentiometer for the analyte solution?…

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Q: Without using a pK₂ table, predict the position of equilibrium for the given reaction, and explain…

A: In the given question aniline and ammonium ion given . The aniline is aromatic in nature and behave…

Q: the following densities, which substance w Density 0.30-0.85 g/mL oal 0.57 g/mL num 2.7 g/mL C 0.91…

A: The substance which have density less than water will float in water.

Q: Consider the reaction N₂(g) + O₂(g) 2 NO(g) that has an equilibrium constant, K., fof 4.10 x 10 at…

A: The equilibrium constant of a reaction is the ratio between the product's concentration and…

Q: What is the pH of 1.5M NaOH? pH = 12.5 pH = -0.18 pH = 14.88 pH = 14.18

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Q: Direction: Write the chemical structure of the peptide fragment formed by condensation reaction…

A: condensation reaction

Q: Will a precipitate form when 25 mL of 0.20M Sr(NO3)2 is mixed with 35 mL of 0.20M NaOH? (Ksp Sr(OH)2…

A: If Qsp is greater than Ksp then precipitate will form.

Q: The most common electrode used in determining the concentration of hydrogen ions in a solution the…

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Q: In lodometry, the 12 is readily used as titrant, is this true or false? O True False

A: This is the false statemen because of iodine (I2) is used to titrant in iodimetry not iodometry…

Q: why the band gap appears in Nearly free electron (NFE) model?

A: In this model, how electrons behave in solids using the nearly-free electron model. This model…

Q: Bag # 2 3 5 Contents Write Chemical Formula Calculate Molar Mass (g/mol) Manganese (IV) oxide MnO₂…

A: Dear student , since you have posted multiple parts questions we will allow to solve only first…

Q: In your own words, describe what effect cooling has on the frequency at which particles of reactants…

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Q: The relative peak areas and retention for a mixture of five fatty acids and standard separated by GC…

A: A question based on analytical separations that is to be accomplished.

Q: [References] Write an acceptable IUPAC name for the compound below. Include 'cis' and trans' as part…

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Q: What is the Ksp of Cr(OH)3 if its solubility is 1.3 x 10-6 g/L? (MM = 103.0 g/mol)     9.6 x 10-31…

A: The mass of dissolved chromium(III) hydroxide is = 1.3 x 10-6 g The volume of the solution is = 1 L…

Q: What is the mechanism for reaction 1?   a electrophilic addition   b nucleophilic addition   c…

A: #Q.1: In an addition reaction, an electrophile or nucleophile is added. In a substitution reaction…

Q: Which element (X) forms an ionic compound with the formula NagX? © magnesium O sulfur O carbon O…

A: There are different type of  chemical bonds and compounds which are formed by combination of…

Q: 30 Sodium carbonate is a vital component of the glass manufacturing industry. (a) By referring to…

A: Sodium plays crucial role in marking glass.Sodium lime glass is made of 70 percent silica and 15…

Q: Consider the reaction below. Which is the oxidizing agent? * Fe + O₂ + H+ Fe+2+ H₂O. A. Fe B. 02 C.…

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Q: - Propose a synthesis of p-(dimethylamino)azobenzene with benzene as your only organic starting…

A: To synthesise p-(dimethylamino)azobenzene we must have the knowledge of retrosynthesis i.e the…

Q: 1. The apparent pH of an aqueous solution is defined by the equation pH = -log₁0 (H+). Find the…

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Q: Which of the following compounds is most soluble in water? Assume that all Ksp values are for…

A: Which of the following compounds is most soluble in water?

Q: (c) Define self-assembly in supramolecular chemistry. Explain the metal-directed self-assembly…

A: The answer is given below:

Q: 10 mol % Pd(OAc)2 BUNCI, K₂CO DMF, 100 °C OMe Pd(OAc)2 PhyP (20%) BC Reaction 2 BnO₂C7 OBn MeOOC…

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Q: Determine the freezing point of a solution that contains 62.8 g of urea (CH 4N 2O) dissolved in 275…

A: freezing point of a solution is - 7.08 °C  .

Q: cells

A: Cells uses the ATP ( energy molecule ) that are released from the exergonic reactions and uses that…

Q: lve the practice problems The solubility of silver chloride, AgCl, is 1.26 x 10-5 M at 25 °C. The…

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Q: If the Kc is 4.27 at 298K, is the reaction at equilibrium, and if not, which direction does it need…

A: The reaction quotient is the ratio between the product's concentration to the reactant's…

Q: Telephone Number: 7738-17 Email: tpchrdnova@gmail.com NAME: GRADE & SECTION: SUBJECT TEACHER:…

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Q: Provide an IUPAC name for each of the compounds shown. (Specify (E)/(Z) stereochemistry, if…

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Q: concentration

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Q: For liquid water list all IMFs that have to be broken for it to mix with acetone

A: liquid water mix with acetone

Q: When methanol, CH3OH, is burned in the presence of oxygen gas, O₂, a large amount of heat energy is…

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Q: A glycerol molecule and three butyric acid molecules are shown. Delete atoms and add bonds as…

A: When one molecule of glycerol react with 3 acid molecules, then triacylglycerol is formed ,with loss…

Q: Which statement is TRUE about the reaction? I. Fe is oxidized while O2 is reduced. II. Fe is reduced…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: what is green chemistry in 20 sentences?

A: Chemistry can be defined as branch of science that deals with the study of chemical reactions.

Q: For the liquid acetone, list all IMFs that have to be broken in order for it to mix with water

A: Solubility depends upon the polarity of the solvent. A polar solvent will be dissolved in the polar…

Q: For the given reaction, what volume of NO₂ can be produced from 0.80 L of O₂, assuming an excess of…

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Q: Given the reaction: Fe +2+ Cr₂07-2Fe+3+ Cr+3 How many electon/s was/were gained in the reduction…

A: The number of electron gained in reduction reaction can be determined by the difference in oxidation…

Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an…

A: Given :  Activation energy (Ea) = 67.0 KJ/mol  Initial temperature (T1) = 99.0 ° C  Final…

Q: 1. Explain the importance of buffers in biochemical reactions. 2. How do sudden changes in pH affect…

A: Buffer are the solution which resist the change in ph by adding base or acid in the solution .…

Q: At a certain temperature the rate of this reaction is first order in H₂CO3 with a rate constant of…

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Q: Question 22 Following the net ionic equation of the reaction: Na + FeSO4 → Na₂SO4 + Fe How should…

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Q: A calorimeter holds 45 g water at 22.0°C. A sample of hot iron is added to the water, and the final…

A: Specific heat is the amount of heat energy required to raise the  temperature of unit mass by unit…

Q: Which of the following is added to aldehydes to form two ether-like groups bonded to the carbonyl…

A: Given statement is :  Which of the following is added to aldehydes to form two ether-like groups…

Q: A student wanted to determine the amount of NaOCI in a commercial bleaching solution. He diluted 2 g…

A: Given that -  Volume of Na2S2O3 = 17 mL  Molarity of Na2S2O3 = 0.05 M  Volume of sample of bleach…

Q: Given the reaction: Cu²+ + Fe → Cu + Fe2+ The reaction is assumed to be that (Cu²+) =(Fe2+) =1.0M…

A: Given reaction is :  Cu2+ + Fe --------> Cu + Fe2+  [Cu2+] = 0.50 M  [Fe2+] = 1.50 M  a. What is…

Q: Cu2+ + Fe Cu + Fe²+ The reaction is assumed to be that (Cu2+) =(Fe2+) =1.0M and T = 298 K. As the…

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