109.5 (B 시09.5 180 120 E) 니20 N.

Q: A solution is prepared at 25 °C that is initially 0.47M in chloroacetic acid (HCH,CICO,), a weak…

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

Q: What is the efficiency of a crane that uses 5.10 x 10° J of energy to lift 1000 kg to a vertical…

A: Answer: This question is based on second law of thermodynamics according to which no machine can…

Q: 1. Using one set of data from Table 1 above, calculate the molar absorptivity of the Cr3+ solution…

A: Answer: According to Beer-Lambert law relation between absorbance and molar absorptivity will be:…

Q: How much work is done by an Olympic bicyclist who accelerates from 5.0 m/s to 10.0 m/s? The mass of…

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Q: 4. What speed must a 250.0 kg motorcycle be travelling at to have a kinetic energy of 2.8 x 10* J?

A: We nees to find the speed of motorcycle if, kinetic energy = 2.8×104 J and, mass = 250.0 kg

Q: QUESTION 15 Which of the following is diamagnetic? O 13AI 15P 24Cr 48C. 83BI QUESTION 16 Which ion…

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Q: For each of the two electrochemical systems below write each half reaction and then calculate the…

A: Dear student since you have posted multiple questions ,  we will solve the first question for you if…

Q: Draw the titration curve, produced when a strong base is added to a strong acid. Of 0.100 M NaOH is…

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Q: Consider this reaction: H,CO, (ag) – H,0 (ag) +CO, (aq) At a certain temperature it obeys this rate…

A: The rate law of reaction states that the reaction is a First-order reaction. The rate of the first…

Q: Identify the oxidizing agent, the reducing agent, the substance being oxidized, and the substance…

A: Oxidising agent is the substance which oxidises other species and reduces itself. Reducing agent is…

Q: Calculate the percent activity of the radioactive isotope cobalt-60 remaining after three…

A: Here we are required to find the percent activity of radioactive isotope of cobalt 60 remaining…

Q: 1-bromo-1,3,5-triethylcyclohexane + ethanol >?

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Q: Choose the correct IUPAC name for 2-Isopropyl-4-methylheptane. O A. 4,6,7-trimethyloctane O B.…

A: The IUPAC name of the compound can be written on the basis of the number of carbon atoms in the main…

Q: What is the coordination number of the cobalt ion in [Co(en)3]2+

A: Coordination number is the number of ligand or atoms attached to a central metal ion.

Q: Si el pOH de una solución es 10, ¿cuánto es el pH?

A: The relation ,  pH + pOH = 14

Q: Nitrogen monoxide and ozone react to form nitrogen dioxide and oxygen, like this: NO(g)+03(9)…

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Q: Why is it necessary to have different methods for appl

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Q: For each of the two electrochemical systems below write each half reaction and then calculate the…

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Q: What are the functions of each ingredient in hand and body lotion? INGREDIENTS FUNCTION Mineral Oil…

A: These ingredients  performs unique function in the Lotions and Creams which are Given  below.

Q: Enter your answer in the provided box. Calculate AG° for the following process at 25°C. BaF2(s) =…

A: Check the formula which contains ∆Go, T and K in it. Use that formula to calculate ∆Go.

Q: 3. A solution was made by dissolving 532 g of Ca3(PO4)2 in 988 g of water. Calculate the molarity,…

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Q: Arrange the following in order of highest to lowest concentrations of [H3O'), that is, the most…

A: pH = -log[H3O+]  log[H3O+] = -pH So, [H3O+] = 10-pH  As pH + pOH = 14.0  So, pH = 14.0 - pOH

Q: 16. Calculate the normal melting point of l2 (s) in °C given the following data: AH° = 15.52 kJ/mol…

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Q: What is the property of a material that makes it transparent? Why does mineral such as emerald…

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Q: A chemist reacted 17.25 grams of sodium metal with, excess amount of chlorine gas. The chemical…

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Q: MS Which association is it. There are at least two different compounds that give about the same mass…

A: The compound molecular ion at 86. Therefore the compound is 2-pentanone. m/z = 43 belongs to acetyl…

Q: 1. РОСls 2. MеMgCI 3. aq H*

A: 1. Amide reaction with POCl3 produces cyclohexane nitrile. Cyclohexane nitrile react with methyl…

Q: 6. A portion that is singled out in a study where energy can be transferred back and forth is called…

A: # The space outside the thermodynamic system is known as the surroundings. Energy is transferring…

Q: Question 1 In cyclohexanol oxidation experiment, what is the role of acetic acid O For solubilizing…

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Q: Some measurements of the initial rate of a certain reaction are given in the table below. [N] [H.]…

A: For the reaction,    aA + bB ---->  Products   Rate law for the reaction is,  Rate = k [A]x  [B]y…

Q: A student has submitted the following solution to the stoichiometry problem below. Go through their…

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Q: A. CARBOHYDRATES 1. Define carbohydrates. 2. Give at least 5 sources of carbohydrates 3. Identify…

A: (1) Carbohydrate Definition -  It is hydrate of carbon, with general formula of Cx(H2O)y. These are…

Q: Which observation is most likely regarding octahedral Sc3+ and Ti3+ complexes, based on the previous…

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Q: Which of the following is a strong acid? O acetic acid O hydrochloric acid O hydrofluoric acid O…

A: acid which can dissociate 100% into ions in a solution called strong acid  acid which can not…

Q: 4. A reaction that is spontaneous as written a. is very rapid b. will proceed without outside…

A: Spontaneous reactions are those which occur very easily in the nature and the reaction carried out…

Q: An aqueous solution at 25 °C has a H,O' concentration of 3. x 10 'M. Calculate the OH concentration.…

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Q: All phosphates are insoluble, except for the following ions. Ag+ O Hg22+ O Pb2+ Ca2+ OSr2+ OBa2+…

A: When an ionic compound is dissolved in a solvent there are two possibilities - either the compound…

Q: Calculate the AH°f of C6H12O6(s) from the following data: AH combustion of C6H1206(s) = -2816KJ/mol…

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Q: Consider the combustion of cyclopentane, C5H10 C5H10(1) + 15/2 O2(g) → 5 CO2(g) + 5 H20(1) What mass…

A: heat released Q = 1000.0 kJ  heat of formation of reaction = - 3292 kJ/mol  What is the mass of…

Q: Iron(III) chloride and potassium bromide. This is the net ionic equation I got, but I could easily…

A: The net ionic equation is written after eliminating the common ions on both sides of equation and…

Q: Assignment Identify the functional group and give the different chemical formula of the compound by…

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Q: he freezing point depression?

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Q: A 0.905 mol sample of Ar gas is confined in a 22.6 liter container at 31.6 °C. If the volume of the…

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Q: QUESTION 15 Which of the following is diamagnetic? O 13AI O 15P O 24Cr O 48Cd O 83Bİ QUESTION 16…

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Q: APITAL Letter of the correc- th statements are true 1st statement is false and 1st statement is true…

A: 10) Spontaneity is determined by Gibbs free energy change. If □G is negative then reaction is…

Q: 3. Calculate the AH for the reaction NO(g) + O(g) NO2(g) given the following information: NO(g) +…

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Q: Consider the following equilibrium reaction: 2NO2(g) = 2NO(g) +O2(g) In a container held at 375. K,…

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Q: What is the general equation that represents a single displacement reaction? 2.) Use the activity…

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Q: Explain: why these chemical structures are Synthetic.

A: To explain why these chemical structures are synthetic

Q: If the atomic weight of magnesium is 24.3 g/mol, calculate how many magnesium atoms does 5 g…

A: Given:- The atomic weight of magnesium is 24.3 g Mass of magnesium= 5g To find:- Number of atoms of…