8 2 AgNO3(aq)+ Naz C03 (699) -> 2NqN03(aq) + Agz ((03) (5) www word: NONS arwede ton 20GI taw: anditotria

Q: Which Ion with a -2 charge has the electron configuration Which atom has the electron configuration…

A: The answer to the following question is - Given, electron configuration: 1s22s22p63s23p6 4s23d104p6

Q: H:Y: The Lewis representation above depicts a reaction between hydrogen (blue) and a main-group…

A:

Q: When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 19.2 gg of carbon…

A: Mass of carbon = 19.2 g  Mass of oxygen = 69.5 g  Mass of oxygen remain unreacted = 18.3 g  Mass of…

Q: Potassium reacts with water to release hydrogen gas according to the following equation 2K(s) +…

A: Reaction:  2K(s) + 2H2O (l) → 2KOH(aq) + H2(g) According to the reaction stoichiometry, to produce…

Q: For a hydrogen atom, calculate the energy of the photon that would be emitted for the orbital…

A: To solve this problem we have to use the Rydberg formula .

Q: In your analytical lab, you wish to determine the solubility of Fe³* for the following reaction that…

A: Given: Fe(OH)3 in 0.10 M KNO3 Activity coefficient for Fe3+ , γFe3+= 0.180 Activity coefficient for…

Q: To measure the amount of calcium carbonate CaCO3 in a seashell, an analytical chemist crushes a…

A: Given , Reaction :2HCl(aq) + CO32-(aq) → H2CO3(aq) + 2Cl-(aq)

Q: The equallorbrium constant Kc for the following reaction is 0.042 PC15 (9)=PC13 (9)+ Cl₂ (9) [PC] =…

A:

Q: Write the balanced chemical equation for the acid base reaction described below: a solution of…

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Q: 5. How much heat is required to raise the temperature of 7.90 x 102g of water from 38.4°C to 85.4°C?…

A: Note: As per the guidelines, expert solution of 5th question has been made. For the expert solution…

Q: Consider positronium, an atomic-like system made of an electron and a positron. Find the wavelengths…

A: Reduced mass of positronium, u = mm/m+m = m2/2m = m/2  where m is mass of electron or positron…

Q: Which occurs when water boils? A. chemical bonds are broken. B. intermolecular forces are broken. C.…

A: In water hydrogen bonds are present between the molecules.This type of bond is considered an…

Q: Question 10: Give structures corresponding to each name. a) 2,7-dimethyl-4-octanol b)…

A: we have to draw the structures that correspond to the given names

Q: Consider the following buffer system: 1.04 M H3PO4 and 0.85 M H₂PO4-. What is the pH of such a…

A: Acid and it's conjugate base form acidic buffer solution

Q: Among the following, which are the appropriate methods to find the vapor pressure of methanol? I.…

A: Manometric method- Here the vapor pressure at thermodynamic equilibrium is determined at aspecified…

Q: 1. Given: H₂S(g) + 2. Find: 2/02 (8) Find: -----> H₂O(1) + S0₂ (8) CS₂ (1) + 3 0₂ (8) -----> CO₂(g)…

A: #1: The given equations are: H2S(g) + 32O2(g)  → H2O(l) + SO2(g) ; ∆H = -562.6 kJ  ---(1)CS2(l) +…

Q: Osmotic pressure can be very useful for estimating the molecular weights of macromolecules for whom…

A: For part (a): The mass of protein = 1.364 g The molar mass of the protein = 1.78 × 104 g/mol The…

Q: Calculate the number of Br atoms in 2.50 g of Br2 Molar Mass Br = 79.904 grams O 1.88 x 1022 Br…

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Q: Atoms are so tightly packed together that their valence electrons move freely from 6 atom to atom.…

A: The above questions are from chemical bonding. Important points: 1. In metallic bonds , atoms are so…

Q: Starting from the wedge-and-dash structure below (sighting down the indicated bond), rotate the back…

A:

Q: Classify each compound as a primary, secondary, or tertiary amine. 1. CH3CH₂CH₂NH2 2. 3.…

A: we have to classify the given amines as primary, secondary or tertiary

Q: Hydrochloric acid and sodium hydroxide All equations should be balance and contain physical states.…

A: The formula of Hydrochloric acid is HCl and sodium hydroxide is NaOH.

Q: 4. The equivalence point of an acid-base titration curve is at pH 8.1. Which dye can be used as the…

A: The indicator is a weak acid (HIn) which shows colour in its deprotonated form (In-).

Q: True or false to calculate the percent yield of a reaction, the correct formula is percent yield =…

A: Percent yield of a chemical reaction represents the efficiency of an experiment, procedure and…

Q: Question 4 Select the correct bond angle for each of the following central atoms: HNO₂ (central atom…

A:

Q: The pH of 300 mL solution made of 0.71 M acetic acid and 1.04 M potassium acetate is (K₂ = 1.8 x…

A: Henderson equation is  pH = pKa + log [salt][acid] Buffer solution contains weak acid and its salt…

Q: uestion 1: Give the structure corresponding a) 3-chloro-2-methylhexane b) 1,1,3-tribromocyclohexane…

A: Structural formula : It is the pictorial representation of possible atomic arrangements of molecular…

Q: what is 34 and 35 answers

A: 34) Given

Q: • Question 14: What alkyl halides are formed when each ether is treated with HBr? a. CH3CH₂-O-CH₂CH3…

A: The given compounds are ether, so when an ether react with HBr , an alcohol and an alkyl Bromide.…

Q: A 12.69 g sample of a compound contains 4.05 g of potassium, K, 3.67 g of chlorine, Cl, and oxygen,…

A: Given the molecule is made of K, Cl, and O.  Mass of the sample taken = 12.69 g

Q: Calculate the pH of each of the following    Solutions: a) 0.0010 M HCl b) 0.76 M KOH

A: We know that : pH = - log [H+]  ----(1) pOH = - log [OH-]    -----(2) Also HCl -----> H+ + Cl-…

Q: Show your dimensional analysis work for the following problems.   a. In one serving of Chick-fil-A…

A:

Q: If the ultimate BOD of two wastes having k values of 0.0800 dand 0.120 d is 280.0 mg/L, what would…

A: Given:  The ultimate  BOD = 280.0 mg/L values of k are, k1 = 0.0800 d-1  k2 = 0.120 d-1  Find: 5-day…

Q: QUESTION 1 The solubility of QD2 is 5.80 grams per liter of solution (pay attention to the units!).…

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Q: Arrange the following substances in order of increasing total intermolecular forces between their…

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Q: How many grams of copper (II) fluoride are needed to make 2.4 liters fa 3 M solution.

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Q: A researcher conducted an experiment and needed to use L-Leucine. He is able to scavenge four…

A: According to the given table :  The melting point of L-leucine = 293 °C The melting point of L-…

Q: Consider a liquid mixture of CHCl3 (component A) and CH₂Cl₂ (component B) with XB = 0.750. For each…

A: Given , A liquid mixture of CHCI3 (component A) and CH2CI2 (component B)

Q: Use the solubility rules to determine if a precipitate forms in each of the following no precipitate…

A: Given : reactants Tip : to find net ionic equation, first dissociate aq. Solution into ions then…

Q: Ka for phenol (a weak acid) , C6H5OH , is1.60×10-10 . Ka  for hypochlorous acid , HClO , is…

A: Strong acid have weak conjugate base and vice versa

Q: 3 moles of Kr at a pressure of 2 bar and 2 moles of Xe at a pressure of 4 bar are isothermally mixed…

A: According to the question we have, The number of moles of Kr (η1) is given by = 3 moles The pressure…

Q: Calculate the molar mass of acetylsalicylic acid (C9H8O4). How many acetylsalicylic acid molecules…

A:

Q: It was proposed that the reaction of chlorobenzene with potassium amide (RNH₂) to give aniline…

A: To solve this problem we have to know about Benzyne mechanism .

Q: How many grams of carbon are in 7.25 mL of butane (C4H10)? (density of butane = 0.601 g/cm^3)

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Q: Select the correct bond angle for each of the following central atoms: NH3 PCI4 [Select] [Select]…

A: Note- Since the given question is a multipart question, hence I solved first three subparts…

Q: Predict the multiplicity of each of the signals you would expect to see in the ‘H NMR, spectrum of…

A: The splitting of nmr signals follows (n+1) rule. here, n = the no. of adjacent hydrogens. if, n =0,…

Q: What is molarity?      Concentration of a solution in moles/kg Density of a solution in…

A: Here we are asked to define the term molarity.

Q: Which of the following acid-base systems is NOT suitable to prepare a buffer with a pH 7.4? MTS Tris…

A: The main objective while selecting the acid-base system is to choose the buffer whose pKa values are…

Q: The 98% settling time is the time required for a second-order system to respond to within 2% of the…

A:

Q: ● Question 9: Draw the major E2 elimination product formed from the following alkyl halide.

A: E2 elimination is an Anti-elimination. For the formation of an alkene the leaving group and H must…