Please answer the question as fast as you can. Thank you very much. Which of the following electronic configurations is not possible for an atom in an excited state (not ground state) ?

Q: Starting with the following equation, Fe₃O₄(s) + CO(g) → Fe(l) + CO₂(g) calculate the mass in grams…

A: Given, Fe₃O₄(s) + CO(g) → Fe(l) + CO₂(g) mass of Fe produced = 575 g mass of Fe₃O₄ react = ? g Note:…

Q: 2) Which one of the following statements about gases is FALSE? a) The volume and temperature of a…

A: We know the ideal gas equation, PV =nRT Where , P= pressure  V=Volume n= number of moles R=Gas…

Q: Hex-1- ene (C6H12) has a vapor pressure of 23.26 kPa at 23.5 ∘C and but-1,3-diene (C4H­6) has a…

A:

Q: 27. Convert a 120.0 mg/dL BUN value to mmol/L urea. The molecular weight of urea = 60.07 28. Convert…

A: The relation between mole and molar mass is given as-  Mole = weight/ molar mass  -> weight in…

Q: Predict the reactants of this chemical reaction. That is, fill in the left side of the chemical…

A: Balanced chemical equation is regarded as number of stoichiometric coefficient of each elements is…

Q: What is the charge on the R-group of a glutamic acid molecule at a pH of 8.5? Please use the…

A: Henderson-Hasselbach equation: pH = pKa + log [salt][acid] protonated form is acid and  deprotonated…

Q: 2. Methyhydrazine(N2H3CH3) is a common liquid propellant in rocket fuels. Calculate the AHO for the…

A:

Q: This energy diagram shows the allowed energy levels of an electron in a certain atom. (Note: the S1…

A: Ground state represent the state having lowest energy.  Excited state represent the state having…

Q: Problem 2.32 Problem 2.33 Problem 2.34 For each reaction, label the Lewis acid and base. Use curved…

A:

Q: Q1* Rubidium has two naturally occurring isotopes, rubidium-85 (atomic mass=84.9118 amu;…

A: We have given the masses and isotopic abundance of three isotopes of rubidium. Isotopes of an…

Q: Problem 2.19 Which compound in each pair is the stronger acid? O OH a. 2010 a CI CI b. CI OH or 03…

A: -> Strong acid is acid which has stable conjugate base that means after removel of H+ specie get…

Q: Under the Classification of Mechatronic Products, provide at least 2 examples for each class and…

A:

Q: g of CaCO3 is treated with 0.500 L of a 1.00M solution of HCl. What volume of CO2 gas, measured at…

A: Weight of CaCO3 = 72 gm  Volume of HCl = 0.500 L  Molarity of HCl = 1.00 M  Temperature (T) = 25°C =…

Q: Calculate the standard free energy change (kJ/mol) for the reaction shown at a temperature of 298.15…

A:

Q: Why does isopropyl benzene gives more para substitution without the cosolvent

A:

Q: simply weigh out amounts of solid reagents and calculate mole amounts when thinking about…

A:

Q: Question 1 Determine the pH of a 0.15 M solution of Ca(BrO2)2 at 25 °C. At the same temperature, Ka…

A:

Q: Select the compound(s) that would only have a singlet in its 1H NMR spectrum. CH3-CH3 A B Br C D

A: we have to select the compounds that will produce a singlet only in 1H NMR spectra

Q: Can you help me with the number 2 questions? Also can you please show the step-by-step including the…

A:

Q: Why is the increase in regioselectivity for isopropyl benzene less than the increase in…

A:

Q: solution initial components A B с H₂O, HCI H₂O, HCI H₂O H₂O initial type (check all that apply)…

A:

Q: Calculate the concentration of sodium sulfide that is left over when 0.167 L of 0.86 M Na2S is added…

A:

Q: oblem 2.28 Draw the products formed when propan-2-ol [(CH3)2CHOH], the main ingredient in rubbing…

A: Isopropyl alcohol (IUPAC name propan-2-ol and also called isopropanol or 2-propanol) is a…

Q: Br => Br =>

A:

Q: Tetrodotoxin, a powerful neurotoxin that causes paralysis and respiratory failure, is isolated from…

A: Given molecule is tetrodotaxine. Chirality center or chiral carbon is carbon that carbon which have…

Q: For the cyclohexane molecules a and b draw the most stable chair form

A:

Q: Potassium nitrate decomposes on heating, producing potassium oxide and gaseous nitroge 4KNO3(s)…

A:

Q: Your laboratory is asked to analyze a water sample for a particular pesticide. You know from…

A: a) Here initial concentration (t=0) of pesticide is a0. After time 24 hrs (t1) the concentration of…

Q: Why is it extremely dangerous to attempt to carry out a distillation in a completely closed…

A: Distillation in completely closed system.

Q: 11. Which of the following is true for a chemical reaction at equilibrium? The forward reaction goes…

A: Since, In chemical reaction, Equilibrium constant is the ratio of rate of forward reaction to the…

Q: s s O Identical оооо Hiitte O Enantiomers O Diasteromers O Constitutional Isomers

A:

Q: 1 Synthesize the target compound using the starting materials provided as the only caroon sources…

A: Given target molecule have epoxide functional group. If we have to synthesize this molecule just…

Q: One way in which the useful metal copper is produced is by dissolving the mineral azurite,…

A: Given,  metal copper is produced is by dissolving the mineral azurite, which contains copper(II)…

Q: 4. Given the half-reactions no points) 2Hg2+ (aq) + 2e: Cr³+ (aq) + 3e2 below, provide the answers…

A:

Q: Given: ->> Consider the composition of HI in two containers: HI(g) → 2 H2(g)+ ½2 12(g) At 25°C, k =…

A: Given the decomposition of HI reaction is  HI ( g) ----------> 1/2 H2 (g) + 1/2 I2(g)  At 25 oC ,…

Q: H

A:

Q: 1. Given the following solvents and their dielectric constants: Hexane - 1.88 Benzene 4.6 Ethanol 25…

A:

Q: Molecular formula of the structure is C6H₁40 0.8 0.6 0.4 0.2 0.8 0.6 Molecular formula C6H12O 0.4 a)…

A: Given IR spectrums:

Q: 1. Given the following solvents and their dielectric constants: Hexane - 1.88 Benzene 4.6 Ethanol 25…

A: The explanation is given below-

Q: Modeling lonic and Covalent Bonds 1 In each box, enter the appropriate number of valence electrons…

A:

Q: Consider the balanced chemical reaction shown below. 4 NH3(g) + 5 O2(g) 4 NO(g) + 6 H2O(g) In a…

A:

Q: Ideal Gas Law XT₁ 1.5 atm x 2.99 k R=0.082 nrT 10) Calculate the pressure, in atmospheres, exerted…

A:

Q: What is the correct orbital diagram sequence of 3d6? Up, Up, Up, Up, Up, Down Down, Down, Up, Up,…

A: Given, 3d orbital .

Q: second- order reaction 0.54M-1 s-1 what is half-life of reaction if the initial concentration is…

A:

Q: В

A:

Q: Hex-1-ene (C6H12) has a vapor pressure of 23.26 kPa at 23.5 ∘C and but-1,3-diene (C4H­6) has a vapor…

A:

Q: A certain chemotherapy drug C with a molar mass of 275. g/mol is administered intravenously, and has…

A: we have to calculate the maximum rate at which the chemotherapy drug C can be given to the patient

Q: 2500 moles of dissolved silver nitrate is mixed with .2500 moles of dissolved sodium carbonate to…

A:

Q: CH3OH(g)  CO(g) + 2 H2(g)   H = +90.7 kJ (a) Is the reaction exothermic or endothermic? exothermic…

A:

Q: Examine the ungraded ball-and-stick model to determine the three-dimensional structure of the…

A: