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Q: 2.5 [1]What type(s) of intermolecular forces exist between the following pairs. [2] Draw the…

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Q: What is the standard cell potential of an electrochemical cell with the overall reaction below? Is…

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Q: 8. X is an unknown element at 1000 °C and 10.0 mmHg has a density of 8.8 x 104 g/L in gaseous state.…

A: Dear student , since you have posted multiple questions we will allow to solve only first question…

Q: Identify the correct product (labelled A, B or C) for each of the following transformations. Refer…

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Q: 4. The Molarity of concentrated HCI purchased in the laboratory is approximately 12.1 M. How many ml…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: b) Will the entropy change, ASº, for the above reaction will be positive, negative or around zero. ◆…

A: If reaction is endothermic then ∆H is positive i.e (∆H= +ve) We know that  ∆G = ∆H - T∆S

Q: Chemistry  ‏calculate the molecular weight of egg albumin if the osmosis pressure is 0.017 atm. and…

A: 5 g of egg albumin is present in 150 g of water at 25 °C to form a 1.5 cm3 solution. The osmotic…

Q: 2.5 [1]What type(s) of intermolecular forces exist between the following pairs. [2] Draw the…

A: Intermolecular Forces: HBr and H2S are polar species with permanent dipole moment. Hence they have…

Q: Consider the following chemical reaction at equilibrium: CO(g) + H₂O(g) = CO₂(g) + H₂(g) Which of…

A: According to Le Chatelier's principle, if the equilibrium is disturbed by external factor then the…

Q: Refer to the chemical equation below and answer the questions that follow: (NH4)2Cr2O7 → Cr₂O3 + N₂…

A: #Q.1: For N2(g): Pressure, P = 1.5 atm,  Temperature, T = 185 + 273.15 = 458.15 K Volume, V = 1275…

Q: Lab Data Standardized NaOH (M) Initial volume of buret (mL) Volume of vinegar (mL) Observations…

A: M(NaOH) x V(NaOH) = M(Vinegar) x V(Vinegar)

Q: Hi! Kindly help me write the correct equilibrium constant for the following reaction.

A: At equilibrium, the rate of the forward and the reverse reaction is the same and the concentration…

Q: What is formed when hydrobromic acid, HBr, and calcium hydroxide, Ca(OH)2, are combined

A: Given-> Reactants -> HBr , Ca(OH)2

Q: How many of the following methylanilines can be formed upon reaction of m-bromotoluene with NaNH₂ in…

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Q: 5 Problem 5: 17 L of hydrogen gas has its volume changed to 6 L at constant temperature. If the…

A: Here we are required to find the original pressure of hydrogen gas.

Q: The amount of hydrogen peroxide in a sample may be determined by reacting it quantitatively with…

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Q: The following reaction is carried out under standard conditions (25°C and 1 bar): 2CH3OH (1) +…

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Q: What is the density of a sample of SO3 gas at 298 K and 2.0 atm? density of SO3 = [?] g/L Hint: What…

A: The density of a gas can be calculated by using the ideal gas equation. The ideal gas equation is…

Q: It takes less energy to dissociate diatomic fluorine molecule than a diatomic oxygen molecule.…

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Q: At a certain temperature, 0.780 mol SO, is placed in a 2.50 L container. 2 SO₂ (g) 2 SO₂(g) + O₂(g)…

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Q: 1. Water is a polar molecule and has a very unique structure. A. What is a polar molecule? B. Draw…

A: Molecules can be grouped as polar or non-polar molecules based on the even or odd electron…

Q: An aqueous solution has hydronium concentration [H3O+] = 7.11 x 10-2 mol L-1. What is the pH of…

A: A solution is made up of solute and solvent.Solute is present in small amount and solvent is present…

Q: 44. What volume of HCl gas reacts completely with excess zinc metal to produce 2.46 L of H₂ gas at…

A: The ideal gas equation shows the relation between pressure, volume, no of moles and temperature.

Q: A sample of platinum (21.4 g/cm³) has a volume of 15.0 cm³. If the current price of platinum in U.S.…

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Q: Hi, could you please help calculate the rest of the table and the question. thank you.

A: The question is based on titration between Ca ion and HCl. The calculations based on your…

Q: wen the following starting materials a. Show the polyester formed after step growth condensation…

A: Condensation reactions can be defined as the reactions that involve combination of molecules along…

Q: A. +2 0 16. A reducing agent reduces other substances and loses electrons; therefore, its oxidation…

A: As per our guidelines, we are supposed to answer only one question with three sub parts. Kindly…

Q: 1.3 3 (ii) In the Haber process for the production of ammonia the following reaction occurs: N₂(g)…

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Q: Use the sample experimental data to calculate the mass of water lost    Mass of pan 15.110 g…

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Q: Trial 1 Trial 2 M of NaOH(aq): Average M of NaOH(aq) from part I M of NaOH(aq): Average M of…

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Q: QUESTION 3 HHH O II Identify the following molecule: H-C-C-C-C III HHH O-H O A. protein B. steroids…

A: According to the guidelines , only one question is allowed to be solved at a time . So i am solving…

Q: Determine the name of each of the hydrates from their formulas. FeCl₂ + 4H₂O: Ba(OH)₂ H₂O:…

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Q: What is the mass in grams of 5.36 × 10²⁵ molecules of I₂?

A: Given, number of molecules of I2 = 5.36 × 1025 molecules  mass of 5.36 × 1025 molecules of I2 = ?…

Q: Identify the first-row transition metal M that satisfies the requirements given (more than one…

A: General electronic configuration of first row of d block element is [Ar] 4s2 3d1-10

Q: D Question 11 The electron configuration of a ground-state copper atom is [Ar]4s24p63d3 O [Ar]3d⁹ O…

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Q: What type of isomerism is exhibited by the following pair? [Co(SCN)(NH3)5]Cl2 [Co(NCS)(NH3)6]Cl2…

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Q: * Choose the pharmaceutical drug Aspirin and answer the following questions about the drug: * * What…

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Q: A copper concentration cell is to be converted to an electrolytic cell to perform copper plating.…

A: In electrolytic cell oxidation is take place at anod while reduction is take place at anode.

Q: 23. (a) Calculate the wavelengths of the first three lines of Lyman, Balmer and Paschen series. (b)…

A: given lines of Lyman , balmer , paschen

Q: DoThese I Neel help Based on the number of mature trees and acres of grass in your lawn, determine…

A: #Q.1: Number of matured trees available on the lawn = 11 Pounds of CO2 a matured tree consume in a…

Q: Balance the following chemical equation (if necessary): 2 C₂H₂(g) + 15 O₂(g) → 10 H₂O 10 CO 10 2

A: Balanced chemical equation: Balance chemical equation can be define as the reaction in which number…

Q: Calculate the solubility of MgF2 (MW = 62.3 g/mol) in water at 25 °C if its Ksp is 7.4 x 10-11.? No…

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Q: A student combined 37.2 mL of 1.69 M KMnO4 solution with 15.50 mL of a 0.891 M KMnO solution.…

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Q: 2. Suppose a titration needed 27.15 mL of 0.2497M HCI solution to completely react 25.00mL Ba(OH)2…

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Q: The easiest fusion reaction to initiate is 2H + 3H → He + ¹n Calculate the energy released per…

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Q: Based on the number of mature trees and acres of grass in your lawn, determine how many grams of CO₂…

A: #Q.1: Number of matured trees available = 11 Pounds of CO2 a matured tree consume in a year = 148…

Q: 13. --0-- H .. Н-С-О-С-Н Н Н Н Н Н-С-С-С-ОН НН Н Н H НО Т".. H . н-с-с-о-с-н H Н он H С-С-С-Н .. НИ…

A: the functional group of the organic compound decides the class of the organic compound it belongs.

Q: Explain the concept of hybridization as if you were explaining it for the first time to a person…

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Q: is the stereocenter S

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Q: If a particular 150 amino acid polypeptide is known to sample 4 preferred states as it folds into…

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Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.