For the structure of PF61-  list the formal charge of the central atom, the total number of pi and sigma bonds, and the electronic and molecular geometry of the structure.

Q: Explain the effect on the d-orbital energies when an octahedral complex is stretched along the z…

A: Solution - There is stretching of octahedral complex along the z axis and the results will be…

Q: aluminum nitrate + sodium phosphate PART F OBSERVATIONS EVIDE hydrochloric acid (HCI) + sodium…

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Q: How much heat is given up when 20g of steam at 100°C is condensed and cooled to 20°C?   A. 1.6 kcal…

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Q: Rank the acidity of the following molecules. OH NH₂ OH SH

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Q: Suppose a 500. mL flask is filled with 1.5 mol of NO₂, 2.0 mol of CO and 0.90 mol of CO₂. The…

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Q: Important values if needed for this question. According to the following reaction, how many moles of…

A: According to the bartleby QA guidelines i am answering the first one only, please repost remaining…

Q: What is the amount (in g) of hydrogen peroxide (H2O2) needed to make a 6.00 kg, 3.00 % (by mass)…

A: Given , Mass of solution of H2O2=6 kg 1 kg=1000 g we have to find amount of H2O2 in gram

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A: The question is based on experimental Chemistry. we need to calculate volume of acetone and…

Q: Above what Fe²+concentration will Fe(OH), precipitate from a buffer solution that has a pH of 9.76?…

A: Answer:- This question is answered by using the simple concept of calculation of concentration using…

Q: Copper(1) ions in aqueous solution react with NH₂ (aq) according to Cut (aq) + 2NH₂(aq) →…

A: The given reaction is: Cu+ aq + 2 NH3 aq → CuNH32+ aq; Kf  = 6.3 × 1010 Ksp of CuBr = 6.3 × 10-9

Q: Consider the following system at equilibrium where AH = -16.1 kJ, and Ke = 154, at 2.98 × 10² K:…

A: Given eqm rxn:  2NO(g) + Br2 (g) <=> 2NOBr(g) Kc = 154  &  ∆H° = -16.1 kJ i.e an…

Q: Write a net ionic equation for the neutralization of NaOH by a component of the buffer. 3 Buffer 20…

A: Answer: Buffer solution is the type of solution that resists the change in its pH on adding small…

Q: a Unknown a a b 2-Chloro-1- butanol CI ОН b с 2-Butanol ОН d 요 b Major Functional Groups (FG) and IR…

A: IR spectrum is used to identify functional groups of unknown compound. 1H-NMR spectra is used to…

Q: TOPIC: Stoichiometric Calculations 1.) You have a 250mM stock of Tris. What volume of this stock…

A: In a stoichiometric titration,  No moles of solution will remain constant throughout the reaction.…

Q: +0000 Yes H₂O No Blank Blank НО. OH HO The following a monomer of the polymer used in biodegradable…

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Q: 4. Formulate a mechanism for the following reaction. CH3 ОН H3O+ дон CH3

A: Given that, a reaction scheme is shown below We have to give the mechanism of the above reaction.

Q: Draw the structure of the product of the reaction between the compound shown below and BF3.…

A: Among Br- and CH3O- , the latter one has higher pka value hence , CH3O- is more basic compare to…

Q: On the structure of ethyl bromide (CH3CH₂Br) below, select the region where the partial negative…

A: The atom which is more electronegative gets partial negative charge

Q: Write the concentration equilibrium constant expression for this reaction.…

A: Equilibrium constant Kc for a reaction is defined as the product of the molar concentrations of the…

Q: 6. A mixture of NaCl and KCI are reacted with excess AgNO3. The solution is then filtered and washed…

A: The mass of the mixture is the sum of the masses of two ionic compounds, i.e.,  mmix=mNaCl+mKCl In…

Q: write the esterification reaction of lauric acid with ethanol

A: Esterification is the process of combining an organic acid (RCOOH) with an alcohol (ROH) to form an…

Q: CH3CH₂CH₂CH₂CH₂CH₂CH₂CH3 H3C CCH₂CH₂CH₂CH3 H3C- melting point boiling point CH3 -56.4 °C 127.5 °C…

A: Boiling point is defined as the temperature at which a liquid starts boiling and becomes vapours.…

Q: A chemist prepares a solution of magnesium chlonde (MgCl) by measuring out 0,40 g of MgCl, into a 50…

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Q: H H CH₂ CH3 Proton Label a b C d e Chemical shift (ppm) Click or tap Click or tap Click or tap Click…

A: Every nuclei will have spin and if an external magnetic field is applied, there will be an energy…

Q: v HBr ?

A: In this reaction, lower alkyl halide and higher alcohol are obtained.

Q: Mass of 10 ml graduated cylinder (g): Volume of alcohol added to graduated cylinder (ml): Mass of…

A: Answer: In the given experiments we have to calculate the density of oil and alcohol and then…

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Q: What is the concentration of the carbonate ion, CO2, in a 0.1 M solution of carbonic acid, H₂CO₂? Ka…

A: We have to calculate concentration of carbonate ion

Q: Question 10 of 22 > 4 HCl(aq) + MnO₂ (s)- MnCl₂ (aq) + 2 H₂O(l) + Cl₂(g) A sample of 35.1 g MnO₂ is…

A: Mass of MnO2= 35.1g  Mass of HCl = 44.3g  Limiting reactant=? Theoretical yield=? Actual yield=?…

Q: I need help with this

A: Ions are charged particles that form when an atom (or group of atoms) receives or loses an electron,…

Q: determine whether each statement is true or false Spontaneous reactions can be slow. An…

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Q: what happens when you add polished magnesium to each of these solutions (describe the products for…

A: The chemical reactivity series of metals is an arrangement of metals in the descending order of…

Q: Tp 2Fe is a low-spin Fe(II) complex with Fe-N bonds of 1.97 Å. Tp Ph 2Fe is a similar complex that…

A: Main Differences between high spin and low spin complexes -  1) In high spin complexes no pairing…

Q: The following reaction occurs by a 1 step mechanism and is overall exothermic. CH3CH2Br +…

A: The question is based on the concepts of Organic reactions. it is an E2 elimination reaction.  we…

Q: If H₂O reacts with H3O+, select the atom that is the electron source. Keyboard controls i Add…

A: In the given question, H2O react with H3O+ .  We have to find atom which is electron source.

Q: 6. HOCI is an acid in aqueous solution with Ka = 3.49 x 10-8 at 25.0 °C a. Write the chemical…

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Q: Dibucaine is often used as a local anesthetic. For medicinal purposes, it is often used in the form…

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Q: 4. You may need Table 7.2 (pg 202) or Appendix 5 (A22) in your textbook to answer the following…

A: The given pairs are Cl- and H2O H2O and NO2- -CN and C6H5O-. We have to identify the stronger base…

Q: Draw the monomer for the following polymer: H O = N

A: An organic compound formed by bonding among small fragments, termed monomers, is known as a polymer.…

Q: 3. Synthesis Design a synthetic route to perform the transformations shown below. You may use any…

A: Gilman reagent undergoes 1,4-addition to the α,β-unsaturated carbonyl compounds. Gilman reagent is…

Q: in a lab going from benzil to hydrobenzoin (using NaBH and ETOH, i received a 152% percent yield (1g…

A: For percent yield calculation we need actual yield and theoretical yield. As, % yield= (actual…

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A: Given , Car usage decreased by 20.0 miles per week.

Q: Provide a good yield synthesis the following product starting with the compound shown. Be sure to…

A: We have to carry out the below given synthesis. Introduction: Reaction of ketone with the amine…

Q: 5. Build another hexane molecule and place it alongside the first one you built. f) What types of…

A: Atoms in molecules are held together by bonds. A group of atoms that have a strong enough…

Q: Write the rate law for a mechanism with a slow second step. A kinetic study is done to investigate…

A: Answer: Power of concentration term of reactant in the rate law is the order of reaction with…

Q: But why it attack the Cl on the middle not another Cl?

A: The given reaction is a nucleophilic aromatic substitution. It follows the addition elimination…

Q: s [Ni(NH,), Suppose equal volumes of 0.0030 M Ni(NO,), solution and 0.46M NH, solution are mixed.…

A: We have to calculate the molarity of Ni2+ ion

Q: For the reaction A (g) → 3 B (g), Kp = 0.215 at 298 K. What is the value of AG for this reaction at…

A: The reaction given is,  A (g) ------> 3 B (g)                                               Kp =…

Q: What is the pH of a solution containing 0.761 mol L-1 of a weak acid with pKA = 3.89 and 0.811 mol…

A: We will first calculate the Ka value from pKa value. and we will use the formula-