What is the value of ΔG when ΔH = -24 kJ and  ΔS = -44 J/K at 283 K?

Q: A 55.1g sample of polystyrene, which has a specific heat capacity of 1.880·J·g−1°C−1, is put into a…

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Q: 17. Draw the following compounds: a. 2,3-dichloropentanal c. 3-ethyl-2-hexanamine b.…

A: Given 2,3-dichloropentanal 3-methyl-cyclohex-1-ene 3-ethyl-2-hexanamine

Q: X = Cl or l Select one alternative: Olodocyclohexane is more stable than chlorocyclohexane The pKaH…

A: Answer: E1 elimination reaction takes place through carbocation formation and since carbocation is…

Q: Calculate the molar mass of the unknown compound. Please explain full math. Answer is not 38.3 An…

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Q: 22. In a lab, you are asked to determine the identity of 4 unknown compounds, A, B, C, and D. These…

A: We have find out the answer by using boiling point and odour of samples

Q: Calculate the largest amount of NH3 that could be produced with 9.0 Mol of N2 and 5.0 Mol of H2.

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Q: Ph A Ph CI Ph Me OH B Ph HCI Me C Ph Me D Ph Me CI E

A: The question is based on organic reactions.      we need to identify the product formed and explain…

Q: What is the normality of 12.7 g of H2SO4 dissolved in enough water to make 500 mL of solution?

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Q: Determine the pH during the titration of 66.5 mL of 0.376 M acetic acid (K, 1.8x105) by 0.376 M KOH…

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Q: 10.26g of Lioh is dissolved in enough water to make 750.0 ml of total solution. what is the molarity…

A: Mass of LiOH10.26g Volume = 750.0 ml= 0.750 L

Q: Draw a potential energy diagram for the following reaction: H2O(l) + 285.8kJ --> H2(g) + ½ O2(g)

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Q: 1. A. B. C. D. E. Calculate the pH of the following solutions 0.35 M HC104 0.015 M NaOH 0.058 M…

A: To calculate the pH of the following solutions, we will first determine if the solution is acidic,…

Q: definition of salt please. How can salt thwart intruders using physical force?

A: Salt is a compound formed when an acid reacts with a base. It is an ionic compound made up of…

Q: Bicyclo[2.2.0] hexane -> cyclohexane-1,4-dione ?

A: The bromination( 1 equivalent of Br2) under photochemical conditions, the bicyclo[2.2.0] hexane…

Q: Submit Answer Use the References to access Important values If needed for this question. A buffer…

A: Given =>  A buffer solution contains  0.449 M hydrocyanic acid(HCN) and 0.350 M  Sodium cynide…

Q: Draw the skeletal (line-bond) structure of (S)-2- methylpentan-3-ol. Use a dash or wedge bond to…

A: Stereochemistry of molecules shown by arrangement of molecules in space through wedge and dash bond

Q: Calculate the molar solubility of calcium phosphate (Ksp = 1.3 × 10−32) in 0.0040 M calcium…

A: Given data is  Molarity of Calcium chloride solution= 0.0040 M  Ksp of calcium phosphate solution=…

Q: Use the drop-down selection boxes to rank the IR absorptions of the coloured bonds in terms of…

A: IR spectroscopy is mainly used for identification of functional group present in the molecules. Each…

Q: A balloon is filled with helium gas, which is lighter than air. When the following changes are made…

A: Answer: This question is based on ideal gas equation which is shown below: PV=nRT Here: P=pressure…

Q: Question 3 Select the correct product for the reaction shown below. H₂CO H₂CO H₂CO H.CO O heat H₂CO…

A: We have to give the product of the below reaction The given options are Introduction: Diels-Alder…

Q: Aqueous sodium carbonate reacts with aqueous iron (II) chloride to produce solid iron (II) carbonate…

A: We have to calculate the mass of iron(II)carbonate produced by the given reaction

Q: Provide names for the following five nitrogen containing organic molecules. c) CH3 CH3 CH3 N-CH₂-CH3…

A: IUPAC nomenclature used for the systematic naming of the organic molecules. According to IUPAC…

Q: Energy (kJ) 4. Consider the figure shown below in answering the questions: 160 140 120 100 80 60 40…

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Q: a) Show the reaction (naming organic molecules) that would produce 4 bromo 4 phenyl n propyl…

A: The reaction that produces 4-bromo-4-phenyl-n-propylpentanote can be achieved by the esterification…

Q: Express your answers with at least two decimal places.   How many moles of glucose are present in…

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Q: How fast is a neutron moving across the Oswego campus, if it has a wavelength of 8.21x10-15 m?…

A: We know for a subatomic particle,  mathematical formula of the De Broglie wavelength is given by,…

Q: Label the stereogenic center(s) in each drug as R or S. L-Dopa is used to treat Parkinson's disease…

A: Stereogenic centre: A carbon with 4 different atoms or groups attached to it

Q: 15. What type of reaction can form an alkene from an alcohol? a. Addition b. Oxidation C.…

A: Given that, a reaction of formation of alkene from alcohol. The given options are Addition,…

Q: Write appropriate balanced net ionic equations for each of the following processes. A3. Concentrated…

A: A net ionic equation is a chemical equation that only shows the species that are involved in a…

Q: How are the compounds in each pair related to each other? Are they identical, enantiomers,…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A radioisotope of iodine, 1311, is used to study thyroid function. A patient is given a sample that…

A: Since the decay process is first order  Hence we can say that  A = A0e–Kt  where A = final…

Q: 1. Phenol, C6H5OH, is a weak organic acid (MW=94 g/mol). C6H5OH(aq) + H₂O(1) CeHsO (aq) + H3O*(aq)…

A: Answer: When a weak electrolyte is dissolved in water it partially ionizes and an equilibrium…

Q: A 25.0 mL solution of HNO3 is neutralized with 15.7 mL of 0.250 M Ba(OH)2. What is the concentration…

A: In the given question, we have to find the concentration of HNO3 solution.

Q: ich of the following is correct? CH₂OH(1) + 3 O₂ + 1453 kJ → 2 CO, + 3 HO E none of these choices…

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Q: Draw a titration curve for a strong acid titrated with a strong base. On the same axes draw a…

A: Answer: When acid is titrated against base then pH of the solution rises as acid gets neutralized…

Q: For this heterogeneous system 2A(aq)+3B(g)+C(l)↽−−⇀2D(s)+3E(g) the concentrations and pressures at…

A: Given  2A(aq) + 3B(g) + C(l) <---------> 2D(s) + 3E(g) [A] = 1.35 * 10-2 M pB = 8.62 * 103 Pa…

Q: BeClz BF3 SnCh CH4 NH₁ HO PCIs SF4 BrF3 XeF₂ SF6 IFs 1. Use the Lewis Structures from your prelab to…

A: The shape, geometry of a molecules can be deduced by using valence shell electron pair repulsion…

Q: What mass of gold is produced when 14.9 AA of current are passed through a gold solution for 28.0…

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Q: A 9 Use the References to access important values if needed for this question. A buffer solution…

A: Concentration of ammonium bromide = 0.305M  Concentration of ammonia= 0.372M  Volume of buffer…

Q: 4. Write in the reagents that will accomplish the following transformation. Reagents must be placed…

A: This is a mutistep synthesis reaction. Stepwise transformation with reagents is given below

Q: Complete the table below. Round each of your entries to 2 significant digits. You may assume the…

A: Ka is the acid dissociation constant and Kb is base dissociation. These are nothing but equilibrium…

Q: Phenolphthalein starts to turn pink at a pH just over 8. Why is it used to monitor the titration of…

A: Answer: Phenolphthalein is a pH indicator that changes color at a pH just over 8, from colorless to…

Q: Create a graph in excel displaying the relationships identified in the data tables. The graph is…

A: Given Number of Particles (moles) Container Length(nm) 10 5.0 11 5.5 12 6.0 13 6.5 14…

Q: Be sure to answer all parts. Calculate the pH of the following two buffer solutions: (a) 2.5 M…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base . it…

Q: The number of different monochlorinated constitutional isomers produced when each of the following…

A: Given that, two compounds are shown below We have to determine the number of different…

Q: You are using a Vernier Colorimeter to measure the concentration of Yellow dye #6 in Powerade Which…

A: Yellow dye #6 has a maximum absorption at around 430 nm, which means that it will absorb light most…

Q: -OH Na₂Cr₂O7, acetone H₂SO4

A: The product of the given oxidation reaction:  An aqueous solution of sodium dichromate in acidic…

Q: A student runs a kinetics experiment and finds that the reaction order with respect to fictional…

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Q: O 'H CH3ONA, CH3OH

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Q: 2. Complete the table for the following isomers. Molecular Formula C3H6Br2 (isomer 1) C3H6Br2…

A: Isomers are those that have same molecular formula but different structural formula .