What is the solubility product expression for Pb3(PO4)2?   Question 3 options: A) Ksp=[Pb2+][PO43-] B) Ksp=[Pb2+]3[PO43-]2 C) Ksp=[3Pb2+]3[2PO43-]2 D) Ksp=[Pb33+][PO43-] E) Ksp=3[Pb2+]2[PO43-]

Q: 2 A 10.5 mL sample of liquid ethanol (C,H,OH, density = 0.789 g/mL) was injected into a 10.0 L…

A:

Q: For the given molecule, determine the number of σ and 7 bonds Write the number, "1", not the word…

A:

Q: As + CIO3 ↑ H3AsO3 + HCIO

A:

Q: Isn't w positive if the work is done on the system and negative if the work is done by the system.…

A: Answer: This question is based on the sign convention of chemical thermodynamics. In chemical…

Q: Consider the following reaction and stan- dard heats of formation: AgI(s) + =Br2(g) → AgBr(s) + 2(s)…

A:

Q: What is the solubility of Ag2CO3 in mol/L? Give an answer with 4 significant figures.

A:

Q: The four lowest electronic levels of a Ti atom are: J = 2, 3, 4 and 1, at 0, 170, 387 and 6557 cm-1,…

A: Relative populations of different levels depend on their energy difference.  and  For each…

Q: What products will be obtained from the E1 reaction of the following alkyl halide?

A: We have been given an alkyl halide and we have been asked the products obtained from E1 reaction of…

Q: Van der Waals Forces are also known as intermolecular forces. True False

A: To solve this problem we have to know about van der Waals forces .

Q: How many dots would be used to draw the Lewis symbol for silicon?

A: Answer: Valence electrons are the electron present in the outermost shell of an atom.

Q: F 14 KHMDS, Tf₂NPh, THF, -78 °C to rt, 80% LDA,THF, -20 °C, 59% OTI F 13

A:

Q: For a galvanic cell, given the following half-reactions and their standard reduction potentials:…

A: The reaction having higher reduction potential occurs at cathode i.e. reduction takes place here.…

Q: Consider an unknown solution. Tests were conducted and the following results were obtained. Red…

A:

Q: How many grams of CaCl2 are needed to prepare a 1.10 L solution of 0.250 M CaCl2?

A: In this question, we will determine the mass of the CaCl2 in grams.  Given : Volume of the CaCl2 =…

Q: What mass of solid PbSO4 can be formed by mixing 35.0 mL of aqueous 0.500 M Pb(NO3)2 with 25.0 mL of…

A: Answer: This question is based on the concept of limiting reagent. It is the reactant that exhaust…

Q: A galvanic cell was constructed with a nickel electrode that was dipped into 1.3 M NISO4 solution…

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

Q: In the compound Fe203, the oxygen has an oxidation state of -2. O True O False

A: Answer: Oxidation state of the atom is the formal charge present on it in the molecule.

Q: Mg(s) + Fe²+ (aq) →→ Mg²+ (aq) + Fe(s) The galvanic cell described above has a standard cell…

A: Given that the galvanic cell reaction is  Mg(s) + Fe+2 (aq) ----------> Mg+2 (aq) + Fe (s)

Q: Choose the electron configuration which does not obey the Aufbau Principle.

A: Given : electronic configuration Tip: first fill lower energy subshell then higher energy subshell.

Q: ring structure Due to lone pair delocalization on the nitrogen atly 3. Enumerate some uses of soap…

A: Soaps and detergents are very useful in our day today's life.

Q: Write the balanced molecular equation and net ionic equation for the neutralization reaction between…

A:

Q: An Arrhenius acid is a substance that dissociates into protons (H+) and an anion (A) when dissolves…

A: Acid increase concentration of hydrogen ion in aqueous solution

Q: c) PO33- Total valence electrons AXE notation Best Lewis structure Electron-group geometry Molecular…

A:

Q: d) e) Product from part d above НО. Na₂Cr₂O7, H3O+ OH Heat H₂SO4(aq)

A: Sodium Dicromate is very good oxidizing agent.  Step by step mechanism:

Q: Shown in the accompanying image is a general Lewis dot formula for a family of representative…

A:

Q: 22) Given the following reactions 2NO-N2+02 2NO+022NO2 the enthalpy of the reaction of nitrogen with…

A: In the given question, enthalpy of 2 reaction is given and we have to find the enthalpy of the third…

Q: Use reactions A and B to determine the change in enthalpy (kJ) for reaction C. Do not type units…

A:

Q: 1. Which one of the following graphs shows the correct relationship between concentration and time…

A: In a second-order reaction, the sum of the exponents in the rate law is equal to two.   The rate of…

Q: Using a molecular orbital energy diagram and how would I show the atomic and haybrid atomic orbitals…

A: 2s and 2p atomic orbitals of carbon combine with 2s and 2p atomic orbitals of nitrogen to form…

Q: 2. Consider the following reaction: COCl2(g) CO(g) + Cl₂(g) A reaction mixture initially contains…

A:

Q: - Calculate either [H3O+] or [OH-] for each of the solutions at 25 °C. Solution A: [OH-] = 1.97 ×…

A: Calculate either [ H3O+] or [ OH- ] for each of the solutions at 25 °C. Which of these solutions are…

Q: Given AH = -90.25 kJ for the reaction below: NO(g) → ½ N2(g) + ½ 02(g), calculate AH for the…

A:

Q: Give the formula for the following 1.iron (III) chloride 2.calcium phosphide   3.aluminum…

A: Chemical formula of compound is a symbolic representation of its chemical composition.

Q: Which of the following aqueous solutions are buffer solutions? (Select all that apply.) 0.37 M HCIO…

A:

Q: a) AlF3 Total valence electrons AXE notation Best Lewis structure Electron-group geometry Molecular…

A: We have to tell the total number of valence electrons in AlF3. We have to give the AXE notation of…

Q: What are the products from one turn of the citric acid cycle? Check all that apply. O CoA OGTP(ATP)…

A: What are the products from one turn of the citric acid cycle? CoA GTP(ATP) FADH2 CO2 GDP(ADP) NAD+…

Q: Give the number of each type of orbitals in the following hybrid orbital (use numbers, ex. "1", not…

A: Hybrid orbital is the orbital which is formed by mixing of atomic orbital.  For ex :- sp hybrid…

Q: How many grams of sodium sulfide calcium hydroxide are necessary to create 129.5 mL of a 0.15 M…

A:

Q: What is the spin-only magnetic moment (in BM) of high-spin iron in [Fe(Htz)2(tz)),(BF4)n (Htz =…

A:

Q: 1. What is the basic difference of the Zeemann effect and the Stark effect? 2. State an application…

A:

Q: Draw the major product of this reaction. Ignore inorganic byproducts. 1. NaOEt, room temperature 2.…

A: In the given reaction there are two steps  In step 1  Ketone on reaction with strong base NaOEt room…

Q: Choose the situation where a freshly opened bottle of soda pop would "fizz" the least. Assume that…

A: The fizz of soda bottle would depend on the atmospheric pressure.  If atmospheric pressure is high…

Q: *8= A E □ NaBH4 MeOH DIBAL O LIAIH4 H H OH & D F + CeCl3 NaBH4 MeOH [BH3] 0

A: “Since you have posted a question with multiple sub-parts, i will solve first three sub-parts for…

Q: Give the number of p orbitals in the following hybrid orbital (use numbers, ex. "1", not words) type…

A: Different orbitals of same phase can combine with each other either laterally or head on.  s, p, d…

Q: What type of information of analyte can be obtained using proton NMR?  Explain with example.  Please…

A: Proton NMR spectra provide a great deal of information about molecular structure because most…

Q: Explanation Check N (Choose one) (Choose one) (Choose one) (Choose one)

A:

Q: Provide the complete mechanism for the following reaction. N H3O+, A OH

A: In this question, we will draw the complete reaction mechanism for the acid hydrolysis of the…

Q: D Question 14 Draw all possible resonance structures for the molecule NPN (P is the central atom)…

A: Resonance structure :- The two or more  hypothetical structures of any compound, which is used to…

Q: What is the pH of a solution that contains 0.155 M sodium hypochlorite and 0.280 M hypochlorous…

A:

Q: Br3 -CH3 H₂O

A: In the given question, alkene is reacted with Br2 and water so it is addition reaction of alkene.