Consider the reaction: 2BrF3(g)Br2(g) + 3F2(g) Using standard thermodynamic data at 298K, calculate the entropy change for the surroundings when 1.76 moles of BrF3(g) react at standard conditions.      S°surroundings =  J/K

Q: Write balanced chemical reactions describing the following processes: 4a. oxidation of ethanol…

A: Answer:- This question is answered by using the simple concept of balancing the redox reactions…

Q: 2Cu²+ (aq) Determine + Mg(s) the Go of this reaction. 2Cu+ (aq) + Mg2+ (aq)

A:

Q: Substance X is known to exist at 1 atm in the solid, liquid, or vapor phase, depending on the…

A: To graph the heating curve of the Substance X, if a total amount of heat observed by the sample is…

Q: What volume of 0.12 M Na2SO4 will be required to react with 10 mL of 0.05 M CrCl6?

A: Given, For CrCl6 solution: Molarity of CrCl6 solution = 0.05 M = 0.05 mol/L Volume of CrCl6 solution…

Q: You need to make 13 mL of a 66 mM solution of a compound with FW 128.96. How many milligrams of the…

A: Given, Note: 1 mM = 10-3 M and 1 mL = 10-3 L Concentration of the solution = 66 mM = 0.066 M = 0.066…

Q: Which atom has the smallest radius? Rb Na Al C O

A: Atomic radius: The distance between the nucleus and the outermost electron is known as the atomic…

Q: (a) Write down the electronic configuration of an atom of the following elements in s, p, d…

A: 1.Al - Atomic No 13  [Al] - [Ne] 3s2² 3p¹ 2. Cl → atomic number 17  [Cl] - [Ne] 3s² 3p⁵ 3. Ca →…

Q: solution initial components A B с D но H₂O, NaOH H₂O, NaOH H₂O initial type (check all that apply) O…

A: Please find the below attachment.

Q: The pressure of a gas sample at 57.0 °C is decreased from 3.40 atm to 2.60 atm by cooling at a…

A: Formula: P1V1T2 = P2V2T1 At constant volume: V1 = V2 So, the above equation will become: P1T2 = P2T1

Q: For the reaction HNC(g) → HCN(g) If the initial concentration of HNC is 0.80 M, what is the…

A: The given equilibrium reaction is  HNC (g)  ⇆HCN (g); K = 8.0  The initial concentration of HNC is…

Q: A weather balloon contains 190 L of helium gas at 19.3 °C and 754 mm Hg. What is the volume in…

A:

Q: Draw the Lewis structure for the polyatomic formate (CHO) anion. Be sure to include all resonance…

A: Well, in order to draw the formate anion, we have to keep in mind, there is a pi bond and a negative…

Q: Which of these chemical equations does not describe a redox reaction? Show the oxidation states of…

A: 1. Graham's law of effusion states that the rate of effusion of a gas is inversely proportional to…

Q: lete the table by filling in the name or chemical formula of each compound, whichever is missing.…

A: We have given the table Complete the table by filling in the name or chemical formula of each…

Q: A 25.00-mL sample of a household cleaning solution was diluted to 250.0 mL in a volumetric flask. A…

A: Given - Volume of initial solution = 25.00 mL Volume of final diluted solution = 250.0 mL Volume of…

Q: Which statements below correctly explain how the entropy of surroundings of a reaction is related to…

A: As we know, in an exothermic  reaction  heat is  released  during reaction and  absorbed by the…

Q: 8.Calculate the volume of 25.0g of the following liquids: a. Acetone (d=0.792g/mL) b. Chloroform…

A:

Q: The gas phase reaction of hydrogen with iodine H₂ + 12 → 2 HI is first order in H₂ and first order…

A:

Q: Topic: Reaction Kinetics A solution that when prepared has a shelf-life of 10 hr is kept for 13 hr.…

A: To find out the dose given after 13hr, we need to use the integrated formula of first order reaction…

Q: The compound below is treated with N-bromosuccinimide (NBS) in the presence of light. Draw both…

A:

Q: What are real-life applications of the three fundamental laws of chemistry?

A: We need to explain what are real-life applications of the three fundamental laws of chemistry. There…

Q: Determine the pH of the resulting solution when 35.75mL of 0.2515M C6H5COOH is mixed with 15.00mL of…

A: Given,Volume of C6H5COOH = 35.75 mLConcentration of C6H5COOH = 0.2515 MVolume of LiOH = 15.00…

Q: A reconstituted suspension loses 20.00% of its potency after 8 days in a refrigerator. Give the…

A: The loss of potency of suspension is zero order reaction and considering that expiry date was…

Q: how do i find the molecular shape of OCl2?

A: We have to find out the molecular shape of the molecule OCl2. Introduction: The molecular shape of…

Q: You have 2.00 L of a solution containing Au*. In order to recover most of the gold(I) as an…

A:

Q: O Macmillan Learning Complete and balance the precipitation reactions. Include physical states.…

A: We need to complete the reaction and then need to balance it. The given reactions are precipitation…

Q: If 0.42 mg calcium fluoride, CaF2 is used as above to add fuoride to the drinking water, does CaFz…

A: Given that , Volume of water = 250 mL  Weight of CaF2 and NaF are same i.e.0.42mg = 0.00042 g…

Q: QUESTION 5 What is one advantage of a convergent multistep synthesis pathway versus a fully linear…

A: Convergent multistep synthesis:- it is the process of synthesis of complex molecules by involving…

Q: 3. Given the data: 2 Cu(s) + S(s) → Cu₂S (s) AH = -79.5 kJ S (s) + O₂(g) → SO₂ (g) AH=-297 kJ Cu₂S…

A:

Q: Which of the highlighted chemical bonds in the molecules below is longest? Shortest? In between?…

A: When covalent bond is formed between sp hybridised carbon then the bond is shortest while when it is…

Q: Predict the product of this reaction. A B OC D A) Br CN D) 1. KCN 2. H30, heat B) OH CO₂H n ? NH₂…

A: Organic reactions are those in which organic reactant react to form organic products. In the given…

Q: 5. Proton NMR C5H100 миш 6.0 5.5 2 ли 5.0 2 4.5 4.0 Chemical Shift (ppm) 2 3.5 3 1.6 1.4 1.2 1.0

A: Structure will be : 2-methyl tetrahydrofuran

Q: Draw the resonant structures. www H₂C CH3 + CH3

A:

Q: Macmillan Learning A sample of an ideal gas has a volume of 2.25 L at 278 K and 1.09 atm. Calculate…

A: Given -> Initial Volume (V1) = 2.25 L Initial temperature (T1) = 278 K Initial pressure (P1)=…

Q: 0.7120 g of iron ore was dissolved and the iron was reduced to Fe2+ with Jones's reagent. Fe(II) was…

A: Here we are required to find the % Of Fe and Fe2O3  in the 0.712 g of iron Ore. The iron present in…

Q: Meals-ready-to-eat (MREs) are military meals that can be heated on a flameless heater. The heat is…

A: We need to calculate the number of grams of Mg needed for this reaction to release enough energy to…

Q: What is the sign for the change in entropy (ΔSsys) for this chemical reaction? 2 NOCl (g)   →   N2…

A:

Q: Monosodium Glutamate is a food additive and it is known to be made up of 35.5 % C, 4.77 % H, 37.9 %…

A: Given, the percentage composition of the elements in the compound monosodium glutamate: C = 35.5% H…

Q: A student wishes to determine the chloride ion concentration in a water sample at 25 °C using a…

A:

Q: Consider the following table of standard entropy values. S° (J.mol-¹.K-¹) Substance C₂H₂ (g) C₂H4…

A:

Q: CaO(s) + 2HCI(g) → CaCl₂(s) + H₂O(l) AS⁰ = C₂H4(g) + H₂(g) →C₂H6(g) AS⁰ = J/K J/K

A: Using the provided standard entropy values of some substance, we can determine the entropy of…

Q: Provide the IUPAC name for each of the following esters. عملية هلة سلية (b) (c)

A: According to IUPAC convention for nomenclature of esters -we write it as alkyl alkanoate. So groups…

Q: The following fatty acid is an Omega-_ fatty acid. HO 1 4 7 +/- 2 5 8 3 6 9 0 X C x 100

A: Fatty acids are the building blocks of the fat in our bodies and in the food we eat. During…

Q: Calculate the concentration (in micromolar) of dissolved oxygen in water that is in equilibrium with…

A: To find out the concentration of dissolved oxygen, we need to use the formula of Henry's law. For…

Q: State advantages of the acid-base reaction of vitamin C over the redox reaction

A: We need to explain the advantages of the acid-base reaction of vitamin C over the redox reaction.

Q: How would you express this in the ratio of final temperature to initial temperature?

A: According to ideal gas law PV = nRT Here, P = pressure , V= volume, n = mole of gas , R= gas…

Q: H₂O 85°C

A: This is simple E1 reaction where leaving group iodide ion first leave to give carbocation followed…

Q: ) Consider the following reaction at 25 °C: 3 NiO(s) + 2 NH₃(g) → 3 Ni(s) + N₂(g) + 3 H₂O(g) Given…

A:

Q: 2. Using the given reaction of esterification, complete the table below by drawing the synthesized…

A: A general esterification reaction is represented as follows: ROH + R1COOH → R1COOR + H2O 'R' and…

Q: Q2. Consider the forward synthesis outlined below for the preparation of substituted amide D and…

A: