Question 9 of 23 Submit Determine the equilibrium constant for a reaction at 200 K if AG° =28.6 kJ/mol. (R = 8.314 J/mol · K)

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Q: A 120.0 g sample of a metal at 75.0 °C is added to 150.0 g H2O at 15.0 °C. The temperature of the…

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Q: you add 200 mL of 0. 100 M HCI to 1.00 L solution containing 0,150 M HEN and 0.300 M NaCN, what will…

A: Given-> Volume of HCl = 200 ml = 0.200 L (1L =1000ml) Molarity of HCl = 0.100 M Volume of initial…

Q: 8) Calculate the %(w/w) of solute in the following solutions. Hint find solution mass. a)11.5g of…

A: Formula used --- %(w/w)=mass of solute×100%/mass of solution

Q: 00 HO O more than one response is correct 19. Apply the Bronsted theory of acids and bases to the…

A: We have to predict acids and bases according to bronsted theory.

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Q: Calculate the frequency in Hertz, the wavenumber (in cm-1), the energy in Joules, and the energy in…

A: Concept:  The energy of a Photon is given by the following formula:  E = hv or hc/λ Frequency (v) =…

Q: Using standard electrode potentials, calculate ΔG and use its value to estimate the equilibrium…

A: Formula used:  For a cell  E⁰cell = E⁰oxid - E⁰red  again  ∆G⁰ = -nRTln K  Where  K = equilibrium…

Q: The IUPAC names Br a) cis-1-bromopent-2-ene Oxfde b) Trans -1-bromopent-2-ene OxPde C) Trans…

A: To name following compounds , we would use IUPAC nomenclature rules.  1.) First we would number…

Q: 2) When acid is added to a color indicator, it changes from purple to pure blue at a pH = 5.75. When…

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Q: A chemist puts 0.500 mol of NOCI) in a 4.00 L container. What are the concentrations of the gases at…

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Q: Rank the following based on their molar solubility: Cd3(AsO4), Be(OH)2, Cu3(AsO4)2

A: Molar solubility is directly related to solubility product.

Q: Express the following with the least number of significant figures a) 12.85497195 b) 1.81231802…

A: Express the following with the least number of significant figures---

Q: Convert the 98% T to absorbance: а. О.008 b. 0.08 с. 0.021 d. 0.21

A: Transmittance = 98%

Q: 8:37 : Question 21 of 23 Submit Construct the expression for Ksp for solid Bilz in aqueous solution.…

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Q: Which of the following compounds becomes water soluble upon the addition of sodium hydroxide (1 M)?…

A: The correct answer is given below

Q: Now it's your turn to make the beaker drawings for one of the chemical reactions you observed…

A: If a salt is soluble in water it will form ions otherwise it will be remains as solid precipiate.

Q: A voltaic cell is constructed in which the anode is a Br-|Br2 half cell and the cathode is a F-|F2…

A: 1.) At anode oxidation takes place , so anode half reaction would be oxidation of Br-  to Br2 by…

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Q: In each of the following examples, identify the factor that affects the rate of the reaction…

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Q: What is limiting molar conductance of KCl at 298 K (in S cm mol) 298 K पर, KCI का सीमान्त मोलर…

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Q: Identify the atoms that contain a formal charge of -1. O Both oxygens O The chlorine O The nitrogen…

A: identify the atoms that contain a formal charge of -1 ?

Q: 25.0mL ofsOM HA (Ka=3xo) is tleated mith45M bOt. Caleulate the pit. at the endpaint

A: given, volume of HA = 25.0 mL Molarity of HA = 0.50 M Molarity of NaOH = 0.45 M we need to calculate…

Q: The following voltaic cell has a cell potential of 1.24 V at 25 °C, and a standard cell potential of…

A: To Calculate Concentration of cadmium ion , we would first write a balanced redox reaction . Then we…

Q: 2. What are the n, I, and possible m, values for the 2p and 5f sublevels?

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Q: QUESTION 2 Which of the following statements is TRUE? O A reaction quotient (Q) larger than the…

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Q: Select two reagents that will synthesize the following ether using Williamson ether synthesis:

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Q: 100.0 grams of sodium sulfate reacts with 50.00 grams of barium nitrate.   A-C IS ALREADY…

A: Mass of Na2SO4 = 100.0 g Molar mass of Na2SO4= 142.04 g mol-1 Mass of Ba(NO3)2=50.00 g Molar mass of…

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Q: TEXT ANSWER Question 18 Calculate the molarity of a sodium hydroxide solution if 50.0 mL of this…

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Q: What is the pH of 39.74 mL of a 0.1888 M solution of a weak monobasic base (B:, Kb = 9.56 x 10-6)…

A: pH = 11.13

Q: By mixing formic acid and sodium formate a buffer solution was prepared in a way that the (Formic…

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Q: Which of the following is NOT a factor to consider when choosing a site for nuclear waste disposal?…

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Q: The IUPAC name of the following structure is: OH The IUPAC name of the following structure is…

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Q: The following data were obtained for a reaction. What is the activation energy? R-8.314 J/Kmol; T(K)…

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Q: From a series of five data points concerning a gaseous reaction, a plot of In(K) vs (1/Temp)…

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Q: What is the product (s) of the following Reaction? H2 Rh (PPH3),CI B E A O D&E O C&E O A&B O C&D O…

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Q: In the following equation determine if HCI is acting as an Arrhenius acid or a base, explain? HCI…

A: According to arrhenius theory  Acid is proton donor  Base is proton accepter

Q: A voltaic cell is made using the two half -cells below(written as reduction): Br2(1) + 2 e→ 2Br (aq)…

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Q: Consider the molecule below. Of the indicated bonds, which would be expected to exhibit the lowest…

A: We have to find the bond with the lowest stretching frequency.

Q: When 64.7 g of HI (127.9 g/mol) forms from the reaction of hydrogen gas with excess iodine, how many…

A: Given, H2 + I2 → 2 HI mass of HI produced = 64.7 g  molar mass of HI = 127.9 g/mol mass of Hydrogen…

Q: Balance the following equation and write the sum of the coefficients of the reactants and products…

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Q: A 15.00 g sample containing mixed alkali and other inert components was dissolved and diluted to 300…

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Q: Styrene (shown below) has 8 t electrons but is aromatic. Why?

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Q: Which of the following statements concerning gas pressure is/are correct? (1) Gas pressure arises…

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Q: 7) Which of the following products will form during an Sn1 reaction? (Hint: draw the mechanism) CH3…

A: ->SN1 reaction proceeds through formation of carbocation intermediate which is planar hence ,…