In chemistry, what does it mean when the ratio of the overall Fe in Fe2O3 and Fe3O4 is unity?

Q: draw the structure of the organic product for each alcohol reacting with permanganate. Look on the…

A: Functional group of alochol is OH. There is oxidation of primary, secondary, tertiary alcohol in…

Q: . Calculate cell voltages under the following conditions at 25°C: a) Zn zn" (0.50 M)lcư* (0.10 M) Cu…

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Q: For the reaction Co(g) + 3H2(g)CH4(g) + H20(g) AH° = -206.1 kJ and AS° = -214.7 J/K The maximum…

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Q: Identify acid, base, conjugate acid, conjugate base, and the relative strengths of the species…

A: Acids are species that is sour in taste and turns blue litmus red.  Bases are species that is bitter…

Q: Propane is compressed from 100 Kpa and 20 Celsius to500 Kpa and 57 Celsius in a compressor.…

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Q: Q4) Name of the technique that is used for Standardization of sodiums bydroxide solution is   a)…

A: acid-base titration   It is an acid-base titration. The sodium hydroxide is an alkali whose…

Q: III. Supply what is missing in the table below. ( FORMULA NAME FORMULA NAME Trisilicon octaphosphide…

A: The chemical formula and names are as follows-

Q: A solution is prepared by dissolving 3.00 g of naphthalene (C10H8) in 20.0 g of benzene (C6H6). What…

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Q: A 0.477 mol sample of O2 gas has a volume of 12.4 L at a certain temperature and pressure. If all…

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Q: For the reaction NH,NO3(aq) N20(g) + 2 H20(1) AG° = -182.1 kJ and AH° =-149.6 kJ at 325 K and 1 atm.…

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Q: QUESTION 8 How many grams of KCI do you need to make 450ml of a 0.5M Tris, 500mM KCI 10x stock…

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Q: please solve Q8) A 0.532-g sample of an antacid tablet is dissolved in water. 30.00 mL of 0.141 M…

A: Moles of acid that can be neutralized by per grams of antacid can be calculated from the titration.

Q: The speed of a chemical reaction * O is constant no matter what the temperature is. O is independent…

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Q: Part A What is the (H3 0*] in a solution that contains 1.51 g of HNO3 in 0.460 L of solution?…

A: Given, mass of HNO3 = 1.51 g Volume of the solution = 0.460 L [H3O+] = ? Note: Molar mass of HNO3 =…

Q: What is the volume, in L, of 0.691 moles of O2 gas having a temperature of 66.1 ºC and pressure of…

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Q: 13 11 9 pH 7 1 5 10 15 25 20

A: Answer: This question is based on the understanding of the titration curve of acid and base where…

Q: ) How many grams of MgI2 is present in a 0.4745 g sample that is 53.21% MgI2 (278.11 g/mol)? B)…

A: Weight of sample = 0.4745 gm (w/w)% = 53.21 % Molar mass of MgI2 = 278.11 g/mole Molar mass of AgI =…

Q: Consider the reaction 2N2(g) + 02(g)-2N20(g) 5 pt 1req Using the standard thermodynamic data in the…

A: The values of pressures of each of the reactant are used to calculate the equilibrium constant…

Q: Determine the oxidation state of the metal atom in each of the following complex ions. jon oxidation…

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Q: A) How many grams of Mgl, is present in a 0.4745 g sample that is 53.21% Mgl2 (278.11 g/mol)? B)…

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Q: Calculate the pH for each case in the titration of 50.0 mL of 0.100 M HCIO(aq) with 0.100 M KOH(aq).…

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Q: I. Place the hypothetical elements below in their respective places in the periodic table based on…

A: We would use use period number and group number to place the given elements in their respective…

Q: A volume of 100 mL of 1.00 M HCl solution is titrated with 1.00 M NaOH solution. You added the…

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Q: Draw the product of the reaction of cyclohexene with KMNO4 and NaOH at low temperature.

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Q: a. If 10 grams of aspirin were dissolved in 3000 ml of water, what weight of aspirin would be…

A: During extraction, when a solution is shaken with an immiscible solvent, solutes have distributed or…

Q: A 0.5000 g sample containing NaCI (58.44 g/mol), BaCl2 (208.23 g/mol), and 11.56% by mass of…

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Q: Predict the major product of the following reaction. EINH, O cis O syn O trans O anti

A: The bromines always add to opposite faces of the double bond (“anti addition”). Answer- anti

Q: Q8) A 0.532-g sample of an antacid tablet is dissolved in water. 30,00 mL of 0.141 M HCI solution…

A: Given,   A 0.532-g sample of an antacid tablet is dissolved in water and 30.00 mL of 0.141 M HCI…

Q: Is recrystallization a good method for purifying any product?

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Q: For numbers 38 and 39, use the data in the table below to answer the questions: AHor kJ mol 49.04…

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Q: If the colour of a solution turns pink on adding few drops of phenolphthalein indicator, it means…

A: The colour of alkaline or basic solution turns pink on addition of few drops phenolphthalein…

Q: What volume of hydrogen gas is produced when 8.82 g of sodium reacts completely according to the…

A: Given,  sodium (s) + water(l) -----> sodium hydroxide (aq) + hydrogen(g)  The mass of sodium =…

Q: fter performing precipitation gravimetry, Asta placed the weighing form inside the crucible, heated…

A: To determine the value of mass that should be used for the calculations after performing…

Q: What is the volume occupied by 2.00 moles of CO2 gas at 35 C and 1.20 atm pressure

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Q: Which one of the following is a diprotic acid?

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Q: Prelaboratory Assignment: Electrochemistry: Galvanic Cells and the Nernst Equation 1. Use the…

A: Given , (a) AuCl4-(aq) +3Fe2+(aq) →Au(s) +4Cl-(aq) +3Fe3+(aq)

Q: Suggest all the possible interactions that metoclopramide can interact with in physiological pH. CI…

A: To suggest all possible interactions that metoclopramide can have in physiological pH. The…

Q: 2. Calculate E, AG° and K at 25°C for the reaction: 4CIO, (ag) - Cl (ag) 3CIO, (ag)

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Q: The viscosity coefficient of methane at 0 °C is 102.6x10-6 poise. Calculate the molecular diameter.

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Q: Identify the Brønsted–Lowry acid–base pairs in each of the following equations:…

A: In chemistry, a Bronsted-Lowry acid is any species that can donate a proton (H+) to another…

Q: Would an indicator that has a Ka of 1.92x10-11 be suitable for a titration with an end point of…

A: An indicator is a substance that is added to the analyte solution that indicates the end of the…

Q: What is the mass (in grams) of a CO2 gas sample that occupies 5.71 L at STP

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Q: Which of these apply to the Image (attached)? There should be 4 total answers: A. High End pH B.…

A: We are given the titration curve for a combination of unknown acid and base.

Q: A volume of 60.0 mL of a 0.510 M HNO3 solution is titrated with 0.510 M KOH. Calculate the volume of…

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Q: Surface atoms rearrange itself because of lack of ....., and link to .... atoms O1. Topmost Layer,…

A: The above statement is related to surface tension phenomenon.  The molecules at the surface do not…

Q: Suppose a 250. mL flask is filled with 2.0 mol of NO,, 1.4 mol of CO and 0.40 mol of CO,, The…

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Q: What is K, for borax at this temperature? sp

A: In water, borax dissociates as follows, Na2B4O7.10H2O → 2Na+ + B4O72- + 10H2O Now the anion…

Q: 1. Provide the starting materials in the boxes below needed to make the product through a Robinson…

A: Solution -

Q: 1) Given the enthalpy of the following chemical reactions. How much is the change in enthalpy when…

A: Answer: Enthalpy change for a reaction is an extensive property, therefore they can be added or…

Q: A student determines the value of the equilibrium constant to be 7.86x10-37 for the following…

A: Given-> Keq = 7.86 × 10-37 Moles of H2S = 2.28 moles

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.