स्म 21

Q: Under appropriate conditions, nitrogen and hydrogen undergo a combination reaction to yield ammonia:…

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Q: Propose an efficient synthesis for the following transformation: OH The transformation above can be…

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Q: Can anyone solve this and show the solution?Or step by step. Please   Determine molality (m/kg) of…

A: The solution of the given question is

Q: A chemist measures the amount of bromine liquid produced during an experiment. She finds that 658. g…

A: Given: Mass of bromine liquid produced - 658 g   To find: number of moles of bromine produced = ?…

Q: The boride Nb3B4 is made by the direct combination of niobium and boron at high temperature. How…

A: Niobium boride is formed by the reaction of niobium and boron. The equation for the balanced…

Q: sample of Nitrogen gas (N2) has a volume of 2.0 L at an initial temperature of 10.0C. The same…

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

Q: 33). What is the conjugate base of the hydro I'm ion, H3O+? a. OH- b. H3O+  has no conjugate base…

A: Here, we have to find the conjugate base of the hydronium ion, H3O+.

Q: In the reaction: AgCl(s) = Ag* (aq) + Cl¯(aq) : addition of NaCl shifts equilibrium to

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Q: Direction: Write the oxidation half-reaction and reduction half-reaction, and shorthand…

A: Given,

Q: N₂ 1) Acetone H₂O C 2) CH (CO) NOCH, O A B. C. D E10₂C -CO,1 -CO,Et B) CO₂ NH COME CH coet

A: In this question, we will draw the structure of the major product which is formed from after the…

Q: The combustion of carbon disulfide in the presence of excess oxygen yields carbon dioxide and sulfur…

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Q: 2. A beaker of water and a beaker containing a sugar solution were placed in a closed container at…

A: Since the sugar solution has lower molar fraction of water than other water beaker.(pure water)).…

Q: what would be the volume in liters of 85.5 grams of carbon monoxide at stop

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

Q: Question 1 Temperature Consider the above phase diagram which shows two processes where a pure…

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Q: 3. Sodium chloride, calcium chloride, and urea have all been used to melt ice from sidewalks. If…

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Q: Answer the following questions: In a laboratory scale, a biochemist was asked to study the structure…

A: #(a): Given the desired pH of the buffer solution = 7.45  Total concentration of the buffer, C =…

Q: 3. Design a retrosynthetic and a synthetic scheme for the following compounds (choose only one…

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Q: Calculate AH for the reaction IF 5 (9) IF F. 2 (g) is 3(g) given the data below. IF + (g) IF (g) 3…

A: The enthalpy change is a state function and the Hess law states that the change of enthalpy in a…

Q: At 25oC, the equilibrium constant for the reaction 2 A(aq) ----> B(aq) + C(aq) is 1.91 . If the…

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Q: Consider a Robinson Annulation between but-3-en-2-one and 2- methylcyclohexanone. 1. Draw the…

A: Given-> Reaction But-3-en-2-one and 2-methylcyclohexanone

Q: For the reaction cyclopropane gas yields propene gas at 500 °C, a plot of natural log of…

A: A first-order reaction can be defined as a chemical reaction in which the reaction rate is linearly…

Q: 3 Practice Problem AG° = -RT ln(K) What is the thermodynamic equilibrium constant expression, K, for…

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

Q: Question 12 On a piece of paper, with a pen, write a series of steps to transform 1-phenylethene to…

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Q: th of the following is TRUE for the average ra he magnitude has a negative value for any interval.…

A: Average rate of reaction is change in concentration of products and reactants per unit time…

Q: A solution has an H3O+ concentration of 8.2 x 10-4M H3O+   What is the ph of this solution. Report…

A: Ph is a measurement of how acidic or basic a substance or solution is. pH is measured on a scale of…

Q: An oxidizing agent: .A loses electrons .B gains electrons .C Both D

A: Please find your solution below : Redox reactions are the chemical reactions in which reduction and…

Q: How many grams of Na OH must be added to 0.58 L of water to make 4.9% (w/v) solution. Report only…

A: Given, Percentage of NaOH solution = 4.9 % Note: assuming no change in the volume Volume of water =…

Q: P4 + 6H2 → 4PH3 R = k[H₂] What is the rate constant for the reaction given the rate law and data?…

A: Given-> P4 + 6H2 -----> 4PH3 R = k[H2]

Q: IUPAC NAMING and Indicate the stereochemistry if E or Z

A: The IUPAC name of the given compound is

Q: Step 1 Step 2: Step 3 H Br Br

A: ->Alkene has nucleophilic character hence it give electrophilic addition reaction. ->First of…

Q: This is the chemical formula for talc (the main ingredient in talcum powder): Mg, (Si₂O), (OH)₂ An…

A: Please find your solution below : A mole is defined as the amount of substance that contains…

Q: A solution contains 2.0 mol of CaSO4. Which statement is true? A. The solution has -4.0 Eq of…

A: Equivalent weight is defined as the mass of one equivalent of a given substance that will combine…

Q: acetic acid (HC2H3O2) is a liquid and is known as glacial acetic acid. Calculate the molarity of a…

A: Given-> Volume of glacial acetic acid = 25.00 ml Density of glacial acetic acid = 1.05 g/ml Final…

Q: The chemical structure of glycine (C₂H₂NO₂) is shown below. Highlight each atom that is in a…

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Q: Which two species will be able to oxidize Pb(s)? 35. Which species will NOT be able to reduce…

A: Oxidation means loss of electron and reduction means gain of electrons.

Q: A + 2B → C + 2D In another experiment at 25 °C, the rate of formation of C is 3.0 x 10-4 M/sec when…

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Q: Which solvent below is apolar? CH3 H₂C-CN Acetonitrile Toluene 1 N.N-Dimethylformamide (DMF) III HẠC…

A: The covalent bond is formed by the sharing of electrons between the atoms.

Q: 41. What will be the species present in the solution in the anode compartment? O Fe³+ (aq) & Fe²+…

A: Ag+ reduced to Ag  Fe 2+ is oxidised to Fe 3+ On the right side of the salt bridge is cathode where…

Q: A student conducts an experiment to determine the order of reaction for the oxidation of a purple…

A: The half-life of a first-order reaction can be determined by using the following formula:…

Q: Q2/ If you know that a specific solution inside a cell is (1 cm) wide and the molar absorption…

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Q: Calculate the normality of a solution of 0.45 g/L H2C2O4, both as an acid and as a reducing agent…

A: NORMALITY The normality  of a solution expresses the number of equivalents of solute contained in…

Q: Show the COMPLETE mechanism of the reaction.

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Q: help me these reactions please

A: see below

Q: An EDTA solution was allowed to react with Pb²⁺ to produce 0.25 M PbY²⁻, 2.67×10⁻⁸ M Pb²⁺ and an…

A: Given: EDTA reacted with Pb2+ to give 0.25 M PbY2- and 2.67 ×10-8M Pb2+ and also an excess of 0.10 M…

Q: 1. Write the balanced equation for the reaction of sodium hydroxide with sulfuric acid. 2. Calculate…

A: Here we are required to find the Molarity of NaOH

Q: For the reaction below, identify the acid, the base, the conjugate acid, and the conjugate base.…

A: Recall the given reaction,                       C5H5NH+  +  H2O  ↔  C5H5N  +  H3O+Here we have to…

Q: At the equivalence point of an experiment where a strong acid is titrated using a strong base, which…

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Q: 1. How many grams of NaCl would you use to make 100ml of a 4M solution?

A: "To get remaining sub-parts solved please repost the complete question and mention the sub-parts to…

Q: Calculate the change of the entropy of the system in J/K for the following phase transition:…

A: Given-> Weight of pentanol = 155.1 gm Molar mass of pentanol = 88.15 g/mole Enthalpy of…

Q: Write the balanced equation for the reaction of sodium hydroxide with sulfuric acid. Calculate the…

A: Here we are required to calculate the molarity of sodium hydroxide solution

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.