The heat change that accompanies the formation of 1.00 mol of carbon dioxide from its elements is -393.7 kJ/mol. What heat change accompanies the formation of 0.650 mol CO₂? colom sm wolf gedical

Q: The Ksp of PbBr₂ is 6.60 x 10-6. 2 What is the molar solubility of PbBr₂ in pure water? molar…

A: The Ksp of PbBr2 is 6.60 × 10-6 .We have to find out the molar solubility of PbBr2 -  in pure…

Q: Consider the following balanced equation. 4 FeS2 (s) + 11 O2 (g) → 2 Fe2O3 (s) + 8…

A:

Q: Suppose 0.816g  of barium nitrate is dissolved in  100.mL  of a  42.0mM  aqueous solution of…

A:

Q: Suppose 0.238g  of iron(II) chloride is dissolved in  100.mL  of a  14.0mM  aqueous solution of…

A: According to the question we have, The mass of the iron(II) chloride ( FeCl2 ) = 0.238 gm The volume…

Q: Draw the SALCs and label them with appropriate Mullikan symbols. Make sure you specify what are your…

A: PdCl42- (square planar) Point Group = D4h Reduces to A1g + B1g + Eu D4h E 2C4 C2 2C2" i 2S4 σh…

Q: What volume of ca L) will 2.62 g of ant calcium carbonate °C and 1.00 atm in according to the fo…

A:

Q: Given the following rate law, Rate=k[X]^2[Y]^-1 How does the rate of reaction change if the…

A: The relation between the concentration of the reactants and the rate of reaction is expressed by the…

Q: When limestone, which is principally CaCO3, is heated, car- bon dioxide and quicklime, CaO, are…

A: Recall the reaction, CaCO3→CaO + CO2 Mass of product CO2=17.5 g, it's molar mass=44 g mol-1 Mass of…

Q: CHEMISTRY 1110L LAB REPORT: PROPERTIES OF SOLUTIONS Part Two 8. Measurement of Acidity Part One (Do…

A: #Part-1: #Q.1: Here we are diluting the original 1.00 M NaOH solution to 50.0 mL of 0.100 M NaOH.…

Q: Consider the following SN2 reaction, NaN3. a) It would double the rate d) No effect ملك Assuming no…

A:

Q: The list of answers A) 1.04 B) 739 C) 0.972 D) 1.01 E) 793 Is this simply applying Dalton's…

A: Given data :

Q: The Ksp of metal hydroxide, Ni(OH)2, is 5.48 x 10−16. Calculate the solubility of this compound in…

A:

Q: Where did you get 0.693?

A: In the given question, we need to tell how 0.693 comes in the formula of relation between rate…

Q: A specimen of nickel (a=3.53 Å) powder is studied by X-ray diffractometry. The sample is irradiated…

A: Given: A specimen of nickel (a=3.53 Å) powder is studied by X-ray diffractometry. Wavelength of Cr…

Q: 23. A 1 L solution initially contained 0.42 M fluoride anion and 0.33 M HF (K₂ = 7.2 x 10-4). What…

A:

Q: 0.044 is a good

A: Standard deviation --- standard deviation is statistics that measures the dispersion of dataset…

Q: 1. A 50 mL of 0.005 M HCl sample is titrated with 0.010 M NaOH. Find the pH of the solution at…

A:

Q: How much heat is absorbed during production of 102 g of NO by the combination of nitrogen and…

A: Molar mass NO = 30.01 g/mol

Q: Calculate the percent error on each (round to the nearest percent): 1. A students measures the…

A:

Q: oth at the relevant B.7(b) Calculate the change in entropy of the system when 15.0 g of ice at 2.0…

A:

Q: Reaction O CaCO3(s) ⇒ Ca²+ (aq) + CO3²-(aq) AgCl(s) Ag+ (aq) + Cl(aq) ਦੇ AgBr(s) = Ag*(aq) + Br(aq)…

A: Here we have to determine the reaction quotient Q for the CaCO3 from  the initial concentration of…

Q: 1. A 50 mL of 0.005 M HCl sample is titrated with 0.010 M NaOH. Find the pH of the solution at…

A: HCl is a strong monoprotic acid. NaOH is a strong monoacidic base The balanced neutralization…

Q: Given the reactions, X(s)+12O2(g)⟶XO(s)   Δ?=−840.9 kJX(s)+12O2(g)⟶XO(s)   ΔH=−840.9 kJ…

A:

Q: A student mixed AgNO3 (silver nitrate) with HCI (hydrochloric acid) and observed the formation of a…

A:

Q: Characterize each of the following as product- or reactant-favored at equilibrium. a. CO₂ (g) CO(g)…

A:

Q: Do What is the concentration of S2- in equilibrium with MnS(s) (Ksp = 4.6 x 10-¹4) and 0.067 M Mn²+?…

A:

Q: Draw all possible stereoisomers resulting from electrophilic addition of bromine (Br2) to…

A:

Q: The graph was drawn from data collected as a substance was heated at a constant rate. Use the graph…

A: Answer: A phase change diagram of an unknown substance is given to us and we have to study it to…

Q: Calculate the rate constant. Rate constant = L/(mol. h)

A: we have to calculate the value of rate constant

Q: 5. Consider the process of converting graphite to diamond: a. Calculate the change in enthalpy…

A: Given :  ∆fH°( diamond) = 2.391 KJ/mol  ∆fH°(graphite) = 0 KJ/mol  Sm (diamond) = 2.337 J/Kmol…

Q: Question 2 of 41 Write the complete ground-state electron configuration of copper. For multi-digit…

A: Electronic configuration: Electronic configuration can be define as the arrangement of electrons…

Q: The rate constant for the first order reaction A ---> B + C is k = 0.016 min-1 at 300 K. What is…

A: At half life of reaction half of the initial concentration are consumed

Q: When electromagnetic radiation with a wavelength of 375.0 nm is directed at the surface of a certain…

A: Answer:- This question is answered by using the simple concept of photoelectric effect in which…

Q: Cobalt-60 has a half-life of 5.27 years.  Considering a piece of that radioactive material, which…

A:

Q: In the following 2-D illustrations, assume that the gas molecules are in motion and that if there is…

A:

Q: What volume in liters of fluorine gas is needed to form 621 L of sulfur hexafluoride gas if the…

A:

Q: Draw all the possible constitutional isomers and stereoisomers of C₂H₂.

A: we have to draw constitutional isomers and stereoisomers of C4H8

Q: A student was titrating a solution of HC4H7O2 with a Sr(OH)2 solution. Determine the pH at a…

A: We need to use the excess moles of strong base (OH-) and total volume to calculate pH.

Q: Draw the SALCs and label them with appropriate Mullikan symbols. Make sure you specify what are your…

A: PdCl42- (square planar) Point Group = D4h D4h E 2C4 C2 2C2' 2C2" i 2S4 σh 2σv 2σd Γσ 4 0 0 2 0…

Q: The law of conservation of mass states that A. Matter is neither created nor destroyed B. The mass…

A: Answer: Law of conservation of mass is one of the fundamental laws used for chemical calculation.

Q: A mixture of two gases with a total pressure of 2.02 atm contains 0.70 atm of Gas A. What is the…

A: According to Dalton's law of partial pressures, the total pressure of the mixture of the gases is…

Q: Ozone O3 is a chemical that is a pollutant in the lower atmosphere and a protective shield against…

A: Yes, ozone is highly reactive gas. It contains 3 atoms of oxygen.  When ozone dissociate it produces…

Q: What is the IUPAC name for the molecule show below? 2-methylpent-1-yne 3-methylpent-1-yne…

A:

Q: H3C-CH The compound above is classified as a(n) alkane O carboxylic acid aldehyde ketone alkene

A:

Q: estion 4 which one of the following is the oxidation state of the underlined metal incorrect? of…

A: In coordination complex: 1) neutral ligand have zero charge 2) halogens have charge of -1 3) sum of…

Q: Determine the molecular mass of the following compounds CI 1 C=O (a) (b) (c) (d) H-CMC H Br CI H C=C…

A: For determination of molecular mass, first change into molecular formula then calculate the molar…

Q: In the laboratory you dissolve 12.1 g of ammonium bromide in a volumetric flask and add water to a…

A:

Q: Identify the following compounds. aromatic ? anti aromatic? non aromatic? Explain the answers for…

A:

Q: Calculate the solubility of silver phosphate, Ag3PO4 in units of grams per liter. Ksp (Ag3PO4) =…

A:

Q: The density of NO2 in a 4.50 L tank at 760.0 torr and 25oC is ____g/L

A: