8. Which of the following elements would have a significant increase in ionization energy between the fifth ionization energy and the sixth ionization energy? Give a justification for your answer. (A) Tin 5 valence es (B) Antimony (C) Tellurium (D) Iodine

Q: Ethanol (CH3CH3OH) has a AHfus =4.97 kJ/mol and ASfus 31.3 J/mol K. What is the AG for the =…

A: According to the Gibbs-Helmholtz equation, the  for the fusion process,

Q: Convert 2×10−4 kgkg to micrograms.

A: Given,2 x 10-4 kg

Q: 5. How many mL of 20% KCI stock solution is needed to make 0.50% solution with a final volume of 100…

A: The m/v concentration is defined as the mass of the solute present in the volume of the solution.…

Q: Complete the reaction below CH₂ + Cl₂ CH₂Cl₂

A: We know that the chlorine reacts with the alkene to form the respective vicinal dichloride compound.

Q: Using factor label calculations, If a patient receives 5.30 mL of 5.00 % (m/v) glucose solution per…

A: Factor label calculation is a method used to convert between different units of measurement.…

Q: Briefly describem, how DSC machine works?

A: Differential Scanning Calorimetry (DSC) is a device that is used to measure the amount of heat…

Q: hybrid beston 2. hybrsion 1 sandfanal skarme

A: Hybridization is a concept of mixing of atomic orbitals to form new equal number of hybrid orbitals…

Q: Complete the reaction below + Br₂ CH₂Cl₂

A: Alkenes give bromination reaction in which 1, 2-dibromo alkane is obtained as a product of the…

Q: Suggest a precipitation method for separating a) Fe(III) from Al(III) b) Fe(III) from Cu(II) c)…

A: Given:Precipitation, refers to the formation of a solid substance from a solution during a chemical…

Q: A chemistry graduate student is studying the rate of this reaction: 2SO3(g) ► 2SO₂(g) + O₂(g) - He…

A: >2SO3(g) ---------> 2SO2(g) + O2(g)In this question, first we will write rate law equation…

Q: Propane has a normal boiling point of -42.0 Celsius and a heat of vaporization of 19.04kJ/mol. What…

A: This problem is solved by using Clausius Clapeyron equation WhereP1 is the vapour pressure at…

Q: can you explain the difference between a physical and chemical change?

A: Physical change :When the physical state of the matter  changes, it is physical changeChemical…

Q: Draw a structural formula for the alcohol formed by the acid- catalyzed hydration of…

A: Draw the structural formula for the alcohol formed by the acid catalysed hydration of…

Q: A 0.10 M acetic acid solution is titrated with a 0.10 M NaOH solution to the equivalent point. What…

A: CH3COOH (aq)  +   NaOH (aq)   ----->   CH3COONa  (aq)   +  H2O (l)Number of mol = Molarity x…

Q: O E NH, H₂N- CH H

A: The organic compound having an -OH group is called alcohol. They are divided into different…

Q: 1. What is the molarity and normality of a Ca(OH)2 (MM = 74 g/mol) solution if a 500 mL solution…

A: Mass of Ca(OH)2 = 7.400 gVolume of solution = 500 mL = 0.500 LMolarity of solution = ? Normality of…

Q: Draw a Lewis structure for the molecule below, showing all lone pairs. CICH₂COOCH3

A: given,The molecule:ClCH23

Q: 4) The molality of naphthalene in a solution of naphthalene (C₁oHs, MW= 128.18 g/mol) and…

A: The colligative properties are those properties of solutions that depend on the number of solute…

Q: Label the titration curve below with the dominant species of sulfuric acid at each point. H₂SO3 &…

A: Acid which contains two acidic H atoms give two equivalence point and two mid pointduring titration…

Q: A solution is made by dissolving 0.645 mol of nonelectrolyte solute in 761 g of benzene. Calculate…

A: From standard data Kf of benzene = 5.12 °C/m  & freezing point of benzene ,Tf° = 5.49°CKb of…

Q: Butane,, is an easily liquefied gaseous fuel. Calculate the density of butane gas at 0.979 atm and…

A: Details

Q: Draw mechanism for reverse sulfonation of benzene,

A: Sulfonation of benzene is a reversible reaction. In this reaction the benzene reacts with sulfur…

Q: For a lightweight metal (density = 2.89 significant digits. kg 3 X 8 kg 3) used in aircraft…

A: Given,density of a light weight metal = 2.89

Q: Which of the below is the correct bond-line structure for CH3CHBrCH2CH2C(CH3)CH2?

A: Bond .ine structure is a way to represent organic compounds, the arrangement of atoms using bonds,…

Q: Substance X has a triple point of 5.2 atm and -57°C and a critical point of 72.8 atm and 31.1°C. In…

A: Given Data:Substance X has has a triple point of 5.2 atm and -57°CCritical point of 72.8 atm and…

Q: 2.32 Which of the following diagrams represent diatomic molecules, polyatomic molecules, molecules…

A: Element: An element is formed by only one type of atom. All the atoms in the element are the…

Q: If you took 17.6 mL of a 0.277 M silver carbonate solution and diluted it to a total volume of 133.8…

A: Volume of silver carbonate= 17.6mLConcentration of silver carbonate= 0.277MTotal Volume after…

Q: The freezing point of benzene C6H6 is 5.50°C at 1 atmosphere. A that dissolves in benzene is DDT.…

A: Where:ΔT = Freezing point depression (0.300°C in this case) Kf = Cryoscopic constant for the solvent…

Q: At a given temperature, Kc for the following reaction is 50. What is the equilibrium concentration…

A: Equilibrium constant (Kc) = 50Equilibrium concentration of H2 ([H2]) = 0.46 MEquilibrium…

Q: You have two objects made of the same substance. Object 1 is a cube with a mass of 421.5 g. You…

A: To find out the volume of the sphere, we need to do the subtraction of the volume before and after…

Q: For many purposes, we can treat methane (CH4) -161. °C. as an ideal gas at temperatures above its…

A: Ideal gas equation is PV = nRT Where, P is pressure of the gas V is volume of the gasn is no. of…

Q: Using the following measuring devices: Scale: 100 +/-0.001 g Volumetric flask: 100 +/- 0.080 mL…

A: The precision of a measuring device canbe understood as the ability of that measuring tool to…

Q: Draw curved arrows to illustrate the bond-making and bond-breaking processes. Electron flow arrows…

A: The salt of propyne acts as a nucleophile and undergoes nucleophilic substitution with methyl…

Q: Complete the reaction below CH₂ + Cl₂ CH₂Cl₂

A: The addition of chlorine to an alkene in a nonpolar solvent produces vicinal dichloro alkane.

Q: Why is it important to never let the level of the eluant (mobile phase) drop below the level of the…

A: Chromatography is a separation technique used in chemistry to separate and analyze mixtures. It…

Q: Aqueous hydrochloric acid (HCI) will react with solid sodium hydroxide (NaOH) to produce aqueous…

A: Given :- mass of HCl = 33.9 g mass of NaOH = 74 g aqueous HCl react with solid sodium hydroxide NaOH…

Q: 22. Draw the structure of a compound that contains only carbon and hydrogen atoms and that has two…

A: Carbon atom has a valency of 4 that means it can form 4 bonds with other atoms.A hydrogen atom has a…

Q: What is the total internal energy of 560 grams of nitrogen gas at 123o C? (Careful – nitrogen is…

A: Mass of N2 = 560gTemperature,T = 123°C                         T=123+273…

Q: Which of the following is a valid ionic compound formula? O A. MgAs OB. AIP OC.Li4S2 OD. Ba2N3…

A: Ionic compound is a chemical compound composed of ions held together by electrostatic forces. In the…

Q: Calculate the number of protons of carbon in 29 grams of carbon dioxide.?

A: grams of carbon dioxide = 29gWe have to calculate the the number of protons of carbon.

Q: 9. Draw the sigma bond that forms from an S orbital bonding with an sp orbital.

A: One of the lobes of the sp2 hybridised orbital undergoes head-on overlap with s-orbital to form a…

Q: Given the reaction:4Al(s)+3O2(g) > 2Al2O3(s) -> What is the minimum number of grams of oxygen…

A: The given reaction is-4Al(s) +3 O2(g)-->2 Al2O3(s)No of mole of Al2O3=1 mole

Q: Discuss number of signals, chemical shifts, integration, and splitting patterns for each compound. X

A: The number of signals in proton NMR depends on different types of protons present in that compound.…

Q: Write the β nuclear equation of c-14. Explain the origin and the nature of the β particle. Why is…

A: In the world of nuclear science, the β nuclear equation of carbon-14 serves as a window into the…

Q: Solid bismuth(III) oxide and solid carbon react to form bismuth metal and due ga Express your answer…

A: Given ,Solid bismuth(III) oxide and solid carbon react to form bismuth metal and carbon monoxide gas…

Q: A. Determine how many moles are in the following problems: 1. How many moles of sodium oxide are in…

A:

Q: What are Organics

A: What are organics and explanations for the term organics?

Q: draw the structural formula for the following molecule written in condensed form: CHCCH(CH3)CH2CH3

A: A structural formula of organic compound is the representation of the compound where each atom is…

Q: 1.1 lonic bonds are approximately % of the bond strength of covalent C-C or C-H bonds. 05 01 0.95 20…

A: Ionic bonds are formed by the transfer of electrons from one atom to another, while covalent…

Q: Consider a Lewis structure of acetamide H3C-C(O)-NH2 . How many bonds to other atoms oxygen atom…

A: According to the answering guidelines, I'm posting the solution for the first 3 sub-parts. Kindly…

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.