What is the Qc or the reaction quotient, for the following reaction? Fe203 (s) + 3 H2(g) = 2 Fe (s) + 3 H2O (g)

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A: The relation between Pressure, density, height, and acceleration due to gravity is given by, P=ρgh…

Q: 2.0.5000 g of CaCO3 (the limiting reagent) react with 100.0 mL of 0.0800 M sulfuric acid at 751.8 mm…

A: To calculate the mass of carbon dioxide produced 0.500 g of CaCO3(limiting reagent) is reacted with…

Q: 0.50 g of Mg reacts with excess oxygen in a bomb calorimeter with a heat capacity of 3290 J/°C. The…

A: We have to calculate the enthalpy of reaction

Q: B. Consider the compound K₂SO3 for the following questions. - Write dissociation equation for K₂SO3…

A: B.) K2SO3 is a salt , do it will dissociate into its ions in water.  C.) To check the nature of…

Q: 2. For the following reaction provide the mechanism and product. CH3 Br₂ (excess) NaOH (excess)

A: The reactant given is acetophenone and was treated with excess of Br2, NaOH.

Q: If the ?b of a weak base is 7.4×10−6, what is the pH of a 0.16 M solution of this base?

A: The value of Kb for the given weak base is = 7.4x10-6 The concentration of the base solution is =…

Q: DEET, C12H17NO, is the active ingredient in many insect repellents. If you want to produce 25.0 mg…

A: Answer: This question is based on stoichiometric calculation where we have to convert the moles of…

Q: In an oxidation-reduction (redox) reaction electrons are transferred: (a.) from the oxidizing agent…

A: Redox reaction are those in which both oxidation and reduction reaction occurs simultaneously.…

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

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Q: 4. Write electron configurations for the following ions, and determine which have noble-gas…

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Q: quantity Molar mass (g/mol) Bromo Propane 7.40 g 123.0(g/mol) metals/magn esium 1.80 g 24.3(g/mol)…

A: Grignard regent on reaction with aldehyde gives primary alcohol.  Here 1 mol grignard regent react…

Q: -0.000121t Use the model Q(t) = goe for radiocarbon dating to answer the question. A sample from a…

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Q: 5. Draw the two chair conformations of the cyclohexane molecules below and determine which is more…

A: Conformational isomers: The conformational isomers are formed by the rotation of a carbon-carbon…

Q: Write the chemical reactions whose equilibrium constants are K, and K, for imidazole (C,H,N₂) and…

A: a.) Kb reaction is corresponding to reaction of a base to gain H+ .  b ) Ka reaction if of acid to…

Q: A. 0.080 M HNO₂ B. 0.30 M NH 3 C. 1.5x10-8 M KOH D. 4.1x10-5 M HBr

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Q: For a 1.0 x 10-4 M solution of HCIO(aq), arrange the species by their relative molar amounts in…

A: Given: Concentration of HClO = 1.0×10-4 M

Q: Place the following compounds in order of decreasing strength of intermolecular forces, starting…

A: To solve this problem we have to know about the intermolecular forces of attraction .

Q: At The K₂ of a monoprotic weak acid is 0.00734. What is the percent ionization of a 0.147 M solution…

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Q: Molecule Shapes Simulation Go to the PhET simulation site and open the following:…

A: Part 1/ step 1 In a molecule , 3 types of interaction is present- (I) lone-pair lone-pair…

Q: A titration is performed with a 25.00 mL analyte saturated solution of manganese(II) hydroxide with…

A: Given: Volume of Mg(OH)2 = 25.00 mL Concentration of HCl = 0.0045 M Volume of HCl = 8.72 M

Q: These are four alcohols with the formula C4H10O. One of them produced this C-NMR spectrum, which…

A: C-NMR spectrum is used to determine the number of sets on non equivalent carbons in the molecule.

Q: A student is asked to model gas pressure using two walls and a ball connected to a string, as shown.…

A: This question belongs to the kinetic theory of gases. The walls in the structure represent the walls…

Q: If an unknown element X has a large difference between its seventh and eighth ionization energies,…

A: From the given information about the ionisation energy we would determine the group of element. Then…

Q: iben terv o fouborg-voert el terW Sbetsienap eis alsoi NBS five different products hv

A: Here we have to predict  five different  products  obtained by the free radical substitution  by NBS…

Q: When glucose is metabolized in the body, the reaction it undergoes is represented by the following…

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Q: What is the physical origin of the specific selection rule ΔJ= ±1

A: Selection rule in physics and chemistry specify the likelihood of a transition between two…

Q: ) What is the pH of water in equilibrium with 0.040 ppm SO2 gas? The total air pressure is 1.02 atm.…

A: #3: (a): Given the concentration of sulfur dioxide, SO2 in air = 0.040 ppm 1 ppm = 106 parts =>…

Q: etermine if the following compounds are soluble or insoluble in water: sodium acetate barium…

A: When hydration energy of a ionic compound overcome the its lattice energy then this ionic compound…

Q: the ionic radii for K^+ and O^2- as 0.138 and 0.140 nm, respectively. (a) What is the coordination…

A: Answer: Coordination number of an ionic compound is decided on the basis radius ratio of cation and…

Q: Classify the possible combinations of signs for a reaction's AH and AS values by the resulting…

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Q: Learning Goal: A bar moves along a path without rotating as shown in (Figure 1). The position of…

A: Please find the below attachment.

Q: What is the theory of the first law of thermodynamics?

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: 3. Which neutral atom is isoelectronic with each of the following ions: a. A1³+ b. Ca²+ C. Cst d. F…

A: Isoelectronic species are those whose no of electrons are equal to each other. Here in a positively…

Q: Problem Set 7- Chapter 7 1. For each group, circle the species with the largest radius (b) (c) Mg²+…

A: We know the following trends for the ionic radius ;  As we move from left to right in the periodic…

Q: 1. Balance the following redox reaction in acidic solution: MnO4 (aq) + Fe²+ (aq) Mn²+ (aq) + Fe³+…

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Q: For a particular reaction, AH = -111.4 kJ and AS = -25.0 J/K. Calculate AG for this reaction at 298…

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Q: Which of the following is true about solution? A solute is a minor component of a solution. All…

A: The solution is defined as the homogenous mixture of atleast two or more than two substance.  Every…

Q: write the chemical equation for the bromination of trans-cinnamic acid using pyridinium tribromide…

A: Bromine is a toxic material and volatile , thus it is health hazards .  Thus instead of using Br2…

Q: what is the electron pair geometry for H2O

A: Electron geometry of H2O According to the valence shell electron pair repulsion (VSEPR) theory of…

Q: H₂C H. مال (EtO)P. ë OEt ?

A: Given reaction is witting reaction.  Aldehydes or ketones on reaction with phosphorus ylide gives…

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

A: Answer: The compound that can donate H+ ion in its solution is called an acid and the compound that…

Q: Complete the mechanism for the reaction of 2-butanol in sulfuric acid at 140 °C. Sulfuric acid is…

A: Alcohols in the presence of acid on heating give alkenes by E1 mechanism.  E1 mechanism: It proceed…

Q: STARTING AMOUNT X 3 Convert 1.30 atm to Pa

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Q: b Assuming that halogens add to alkynes in the same manner that they add to alkenes, write a…

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Q: Rank the following elements according to their ionization energy. element fluorine tin oxygen…

A: Ionisation energy increases left to right in period.   Ionisation energy decreases on going top to…

Q: Draw and upload a picture of the Lewis structure of HF (as seen above) with an arrow next to the…

A: Lewis Structure: It represents the bonds between the atoms and the lone pairs of electrons on each…

Q: If you react 6.7g of iron oxide with 4.5g of aluminum, what is the theoretical yield of aluminum…

A: To solve this problem we have to find the limiting reactant first . Then we will  calculate the…

Q: Write the complete ground-state electron configuration of Cu²⁺

A: Since, Electronic configuration represent the electron present in orbital in which way. Arrangement…

Q: Draw the Fischer projection for the oxidation and the reduc- tion products of D-mannose. What are…

A: Oxidation of aldehyde produced carboxylic acid and reduction of aldehyde produced alcohol

Q: A molecule in a gas undergoes about 1.0 × 10° collisions in each second. Suppose that (a) every…

A: The relation between line width and lifetime is expressed as: τ=5.309 psδv/cm-1 where τ is the…