Draw Lewis structures for BrO4-, SiH4, PCl4, CH2Cl2 and BF4-. (a) Which species is/are likely to be paramagnetic? (b) What reaction(s) would occur for the paramagnetic species? (c) By VSEPR, suggest the molecular geometry of each species.

Q: 2NH, (g) + 20,(g) - N,0(g) + 3H,0(g) the initial mixture contains 8.50 mol NH3 and 7.25 mol O2. At…

A:

Q: Jsing the equilibrium below, select the statement consistent with favorability OH + -F Reaction is…

A:

Q: Consider a solution consisting of 1.75 mol water and 0.97 mol ethanol. Express your answers in three…

A:

Q: Draw 3 molecules of CH3CH2OH (ethyl alcohol) using Lewis Structure/Kekule Formula. Identify the…

A: Given,  Draw 3 molecules of CH3CH2OH (ethyl alcohol) using Lewis Structure/Kekule Formula. Identify…

Q: Electroplating is a way to coat a complex metal object with a very thin (and hence inexpensive)…

A: Given,  A current passed through the silver  is 700. mA. for 30.0 seconds the mass of pure silver…

Q: (1) Show the all shapes of bonding and antibonding molecular orbitals (MOs) by combinations of two p…

A:

Q: Part A What is the pH at the half-equivalence point in the titration of a weak base with a strong…

A: Given data :  pKa of the weak base is 8.25  To calculate : The pH at the half-equivalence point in…

Q: Based on your observation, what can you conclude from the graph? A The 1987 Clean Air Act led to a…

A: In this question, we have to choose the option which can be concluded for the given graph.

Q: Bromfenac is a nonsteroidal anti-inflammatory drug. Select the modification that will make Bromfenac…

A: Steric hindrance or Steric Inhibition of protonation (S.I.P.) occurs when the large size of group…

Q: A 58.28 gram sample of a material with a specific heat of 1.971 J/g•°C is heated from 21.3°C by…

A:

Q: Determine how much energy is released when polonium-210 decays according to 210Ро - 4Не + 200Pb…

A:

Q: Click in the answer box to activate the palette. Complete the following nuclear equation by…

A: In this question, we have to complete the following equation by identifying X.

Q: Fill in the units for the apparent rate constant for each reaction order given below. L/mol-s…

A:

Q: A given solution absorbs green light very strongly. What color does the solution appear? violet…

A: A given solution absorbs green light very strongly.

Q: Which of the following graphs best represents the change in the pH and the reaction quotient Q when…

A: Here we to predict the the nature of graph of reaction quotient ( Q ) versus time and the pH change…

Q: Equations: Conc/Abs = Conc2/Abs2 MW salicylic acid: 138.12 g/mol Determine the concentration of your…

A:

Q: A solution was prepared with 0.318 mol of pyridinium fluoride (C,H,NHF) and enough water to make a…

A:

Q: 1. Name the major product of the reaction between (S)-2-bromohexane and KCH3COO. Be specific with…

A:

Q: Given a 1.00 L solution containting 1.00 x 10^-2 M each of Ca2+ and Ag+. A 1.00 M Na2CO3 solution is…

A: Given that Concentration of Ca+2 = 1.00 × 10–2 M Concentration of Ag+1 = 1.00 × 10–2 M Ksp of CaCO3…

Q: N2 + O2 → H2O + HNO3 Pa+ O2 P2O5 NANO3 NaNO2 + O2 C3Hs + O2 CO2 + H20 Fe+ H2O H2 + Fe3O4 Zn +…

A: Balance the following chemical equations--

Q: Gallium-67 is used medically in tumor-seeking agents. The half-life of gallium-67 is 78.2 hours. If…

A: ★ Answer : 13.712 mg of Gallium-67 remains after 112 hours. ★ Solution :

Q: The isotope of plutonium 0"Pu is used to make thermoelectric power sources for spacecraft. Suppose…

A: Given that, 3.5 kg of 238Pu is launched in 2012 to make the thermoelectric power source for…

Q: weak base/strong acid SA) titration. Prior to the ning of the titration, there 0.0280 moles of…

A: Given,  Molarity of Base(C) = 0.70 M Kb = 1.7×10-9 pKB = 8.77  Formula of pOH pOH = 1/2(pKb -…

Q: 2. Explain the term 'buffer capacity'.

A: Explanation of term "buffer capacity "

Q: The following experimental values were obtained for a 1 x 10 M p-nitrophenylphosphate (S) solution,…

A:

Q: Be sure to answer all parts. A freshly isolated sample of 90y was found to have an activity of 9.7 x…

A:

Q: onsider the reaction Cl,(g) + Br,(g)→2 BrCI(g) at 25 °C. he entropy change for the reaction is 11.6…

A: Given-> ∆S° = 11.6 J/mole.K ∆H° = 29.4KJ/mole = 29400 J/mole ( 1 kJ = 1000 J) T = 25°C = 25 + 273…

Q: 1. What is the molecular weight of disodium ethylenediaminetetraacetate? 2. What is the weight (in…

A: The molecular weight of a compound is the summation of molar mass of each compound present in the…

Q: a chemist crystallizes 21.3 grams of solid and isolates 15.6 grams after dissolving it in 50.0 ml…

A: Given: Theoretical yield = 21.3 g Actual yield = 15.6 g

Q: The fuel for a thermonuclear bomb (hydrogen bomb) is lithium deuteride, a salt composed of the ions…

A: Answer: During the nuclear, when one nucleus changes into another, there is some mass loss during…

Q: Answer the questions below about the highlighted atom in this Lewis structure: :0: Н— С - Н In how…

A: Given data :

Q: ow much would the % buffer have to shift om normal blood pH to endanger your tient's life?

A:

Q: Which of the following compounds when dissolved in appropriate amount of water (to produce 1.0 M…

A: The substance which have highest pH will be least acidic.  The given acids comes under the category…

Q: On a 5 day wilderness expedition you'll need to heat 5.0 kg of water to the boiling point each day.…

A:

Q: 3.19K HI B. What mass of aluminum metal must be dissolved in excess hydroiodic acid to pro L of…

A:

Q: Which of the following is correct about the bond polarity? А. Ве—F> Mg—F В. О—F>N—F О с. О-F> Ве-F O…

A: As we know that, the polarity of bond is directly proportional to the electronegativity difference.…

Q: do the following: name the compounds

A:

Q: ) CH - 20CH; (2) CH CH4 - CH. -C,H (3) CaH -CHa +H. (4) He +CH, -C,Hs Họ (5) H+ C3Hg C2H

A: Free radical mechanism takes place by following steps- Initial step (generation of free radical)…

Q: What is the hybridization of the central atom in the perbromate (BrO, ) anion?

A: In this question, we have to give the Hybridization of the central atom in the perbromate anion.

Q: The free energy change for the following reaction at 25 °C, when [H+] = 1.11 M and [Sn2+] =…

A:

Q: imbo dim 5. 1. 6. 2. 3. 7. HO, HO, Answer the question below about the fatty acids shown.

A:

Q: AIRBAG LAB EXPERIMENT 1. What are the assumptions you used when calculating the amount of NaHCO3 and…

A: Please find the answer attached below-:

Q: NH3 (aq) + HzО (1) +—> NH +он-

A: NH3(aq) + H2O(l) ----> NH4+ + OH- According to Le-chatelier principle if equilibrium is disturbed…

Q: HBr(aq) + ZnS(s) → Express your answer as a chemical equation including phases. View Available…

A:

Q: OF2 expressed as an Integer?

A: The number of electron groups can be determined by the summation of bond pair and summation of lone…

Q: A chemist needs to make a buffer at a pH of 4.5. 600 mL of 60mM acid is prepared. pka of acid=4.81…

A: Answer: Buffer solution over here is the mixture of weak acid and its salt which will resist the…

Q: Complete the following table, which lists information about the measured acid dissociation constants…

A:

Q: Determine the pH at one-half of the equivalence point. Express your answer to two decimal places.…

A: The pH at the half of the equivalence point, at the equivalence point and the after adding 6.0 mL of…

Q: (1) Describe the difference of hybrid orbitals such as sp, sp? and sp³. (2) Why diamond and the lead…

A: DETAIL EXPLANATION GIVEN BELOW

Q: if i contain 2.00 moles of gas in a container with a volume of 20.0 liters and at a temperature of…

A: Pressure is calculated by using ideal gas equation

Quantum Mechanical Treatment of the Valence Bond Theory

Quantum mechanical treatment of valence bond theory refers to the relationship established between the quantum mechanical theory and the valence bond theory to describe the chemical bonding in a particular molecule.