A student proposed two ball-and-stick models (see the image) for the XeF4 molecule, however, only one is correct. a) Select the correct model: OA OB b) Indicate the correct MOLECULAR GEOMETRY for this molecule: Osquare planar Otrigonal bipyramidal Ctetrahedral Otrigonal planar Osee-saw Cbent Otrigonal pyramidal Opctahedral Clinear Ceguare pyramidal

Q: Provide complete mechanisms and the products for each step of the following Robinson annulation (3…

A: We have to carry out the given reaction. This is an example of Robinson's annulation reaction.

Q: The chemical formulae of some acids are listed in the first column of the table below, and in the…

A: Acid                                     Strong or WeakH3PO4…

Q: Do it all please ASAP

A:

Q: Which solution will be more basic? 0.0150 M NaOH or 0.0050 M KOH?

A: We have given two strong acids (NaOH and KOH) along with their concentration .We need to tell which…

Q: Answer the questions in the table below about the shape of the sulfur hexabromide (SBr, molecule.…

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a…

Q: Find the pH of a 0.22 M AlCl3 (aq) solution if Ka of Al3+ is 1.2 × 10–5

A:

Q: much KClO3reactant

A:

Q: Calculate the average value of r in a hydrogen 1s orbital.

A: We have to calculate the average value of r in a hydrogen 1s orbital.

Q: 1- What are the difference between the shell model and liquid drop model? 2. Explain th

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: QUESTION 6: Sixty grams of FeCl, react with 50.0g of H,S and produced HCl. 2FeCl,(s) + 3H2S(g) →…

A:

Q: What type of chemical reaction is this:is it Synthesis reactions,Decomposition reactions, Single…

A: Type of reactions: a) Precipitation reaction: In precipitation reaction an insoluble salt is formed…

Q: 3. Calculate H and S for the reaction. Predict whether the reaction is spontaneous at 25 C and 500…

A:

Q: Calculate an approximate heat of combustion for ethane (C, H6) in kilojoules per mole by using the…

A:

Q: SPEED OF COLLISION OF GAS GAS PARTICLES GAS LAW CONDITION PARTICLES (faster, (more, same, less)…

A: Boyle's Law states that pressure of a gas  is inversely proportional to volume of gas at constant…

Q: A reaction is carried out in the laboratory and the percent yield is calculated to be 67.0%. The…

A:

Q: Н—с—оН 3. Н, Ра/BasO, H', H20 1. NACN Н—с—оН 4. H20 2. H,O -NH;H Н—с—он H,C-OH What reaction is…

A:

Q: How many grams of Ag2CrO4 will precipitate if excess K2CrO4 (aq) is added to a 41.5 mL of 0.816M…

A: Ag2NO3 is limiting reactant. and K2CrO4 is given in excess...

Q: Given the cell notation, write the anode half-reaction, the cathode half-reaction and the overall…

A:

Q: Give 5 uses of acetone. How is acetone prepared commercially? Show equations. Write the equation for…

A: It is one of the most commonly used solvent moiety in every laboratory. It has several applications.…

Q: How many milliliters (mL) of a 0.630 M NaOH solution are needed to neutralize 20.0 mL of a 0.255 M…

A: The balanced chemical reaction for the acid base neutralization reaction is as below- 2NaOH + H2SO4…

Q: ? Modify the given carbon skeleton to draw the major product(s) of the given reaction. If a racemic…

A: ->when alkene reacts with Br2 it give trans addition of bromine atom .

Q: During the titration of 50.0mL of 0.1098M HCl using a standardized 0.0750M NaOH solution, what would…

A: Given,  [HCl] = 0.1098 M  Volume of HCl in mL = 50.0 mL  [NaOH] = 0.0750 M  a). Calculate the pH…

Q: Calculate the gravimetric factor used to obtain the % Ca when if your final precipitate is…

A: Given that -  Compound - CaC2O4-H2O  And, atomic weights of different elements are -  Ca = 40, C =…

Q: In a cell, 0.50 mL of 0.75 M NaOCl and 2.50 mL of 5.50 x 10-6 M aqueous dye were mixed. The pseudo…

A: Here the reactants are NaOCl whose concentration is very high and the Tint(aqueous dye) whose…

Q: Question 8 The following are spectrometric methods of analysis, except MS NMR Polarimetric O…

A: Mass Spectrometry or, MS is a technique which is used to determine the characteristics of the…

Q: Propose stepwise mechanisms for the following reaction (1) NaOEt, ELOH (b) (2) H3O, workup

A:

Q: Two different compounds have the formulation CoBr(SO4)·5NH3. Compound A is dark violet, and compound…

A: Here we have to predict the types isomerism shown by the following compounds having molecular…

Q: CaCl(aq) + 2 AgNO3(aq) Ca(NO3)hl ) + 2 AgCI( ) Select all the species that would be shown in the…

A: Balanced chemical reaction CaCl2 (aq) + 2 AgNO3 (aq) → Ca(NO3)2 (aq) + 2AgCl (s) In solution,…

Q: What is the hybridization of the central atom in the sulfur tetrafluoride (SF) molecule?

A: Hybridization of the central atom in the SF4

Q: Sodium hydroxide is a strong base. What is the pH of a 0.0200 M sodium hydroxide solution? a.2.0…

A:

Q: Wetlands can play a significant role in removing fertilizer residues from rain runoff and…

A:

Q: To do: Identify which of the following processes will be spontaneous or non- spontaneous. 1.…

A: We have asked to identify the spontaneous and non spontaneous process from the given process.

Q: During the titration of 50.0mL of 0.1098M HCl using a standardized 0.0750M NaOH solution, what would…

A:

Q: A solution having a pH of 7.85 is:

A: If pH<7 then solution is acidic in nature pH =7  then solution is neutral pH>7 the solution is…

Q: The freezing-point of depression of a 0.010 b acetic acid solution is 0.00193 K. Calculate the…

A:

Q: buffer solution is prepared by dissolving 1.50 g each of benzoic acid, HC7H5O2, and sodium benzoate,…

A: First to calculate moles of each.  Then using formula to calculate pH.

Q: give full and condensed electron configurations, partial orbital diagrams showing valence electrons…

A: Inner electrons of an element is the total number of electron of it's nearest previous noble gas…

Q: A Find the oxidation states of the following 1. Mn in Na MnO. 2. K in KHSO, 3.0 in Al (OH),

A:

Q: 11.41 The aroma, taste, and general quality of wine are tied closely to the stage of development of…

A: We have to carry out the synthesis of (E)-2-hexenal starting from 1,1-dibromopentane.

Q: Calculate the pH of a solution prepared by mixing 0.0660 mol of chloroacetic acid plus 0.0110 mol of…

A:

Q: 1. What phase change is being observed when an ice turns to liquid? * a. Melting b. Evaporation c.…

A: Melting involve conversion of a solid to a liquid and sublimation involve conversion of a solid to a…

Q: This sketch of a neutral molecule is shaded red or blue wherever the electrosta of the molecule be?…

A: The covalent bond is formed by the sharing of electrons between the atoms.

Q: A solution of a substance X is used for white washing. Chemical formula of X is Only One Correct…

A: Slaked lime (Ca(OH)2) is used for the purpose of white washing.

Q: Which two functional groups are in the molecule shown below? Use the terms left and right to…

A: Different functional groups are: Aldehyde group  (R-CHO) Carboxylic group (R-COOH) Ether (R-O-R')…

Q: A solution is prepared at 25 °C that is initially 0.28M in propanoic acid (HC,H,Co,), a weak acid…

A:

Q: What is the pH of a 0.64 M solution of NH3 (Kb = 1.2 × 10-5)?

A:

Q: The threshold frequency vo describes the smallest light frequency capable of ejecting electrons from…

A:

Q: iven the following reactions: Anode: NO3- + 2H+ + e- --> NO2 + H2O Cathode: 2H+ + 2e- --> H2…

A:

Q: Calculate the molarity of a magnesium hydroxide solution if 23.6 mL of solution is neutralized by…

A: Molarity :  Molarity is one of the concentration unit. It is defined as at a particular temperature…

Q: A. Put the following complexes in decreasing order of reactions rates under a dissociation reaction:…

A: Dissociation reaction is the combination of Dissociation followed by association of ligand.  Thus…