2 Calculate AS (for the system) when the state of 3.0 mol of perfect gas atoms, for which Cp,m changed from 25 °C and 1.00 atm to 125 °C and 5.00 atm. How do you rationalize the sign of AS? = R, is

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A: we have to calculate the volume of acid needed neutralize the base

Q: Enter your answer in the provided box. How many grams of KOH are present in 29.5 mL of a 5.51 M KOH…

A: Given data- Volume of KOH = 29.5 mL and Concentration of KOH = 5.51 M.

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Q: You have 1M KH2PO4, NaCl (FW 58.44), 906mM Na2HPO4, and ddH2O. Common practice in many labs is to…

A: Given that the 10X PBS solution is 10.5 mM KH2PO4, 1.552 M NaCl,  29.7 mM Na2HPO4.

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A:

Q: 6-16. A solution of HCIO, was standardized by dissolving 0.3745g primary- standard-grade HgO in a…

A: Given, HgO(s) +4Br- + H2O ----> HgBr42- + 2OH- mass of HgO = 0.3745 g Volume of HClO4 solution =…

Q: 3. Calculate the pressure (in Pa) of argon gas required to produce a collision rate of 4.5 x 1020…

A: Collision rate is defined as the average rate in which two reactants collide and used to express…

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A:

Q: Chemistry I Laboratory Manual, 2021 Revision 6) Demonstration: Your instructor will demonstrate the…

A: First write the reaction between potassium metal and water. Then check the observation in that…

Q: In a lab, a chemistry student measures 2.36 moles O2. what is the percent yield if 5.0 moles of…

A:

Q: 4) Specifically, if 50 mL of your acid is used and the molarity is 1 M, how much 1 molar sodium…

A: Diprotic acid  :A diprotic acid is an acid that yields two H+ ions per acid molecule. Examples of…

Q: 4. The rate law for the reaction H₂ (g) + I2 (g) → 2 HI (g) was determined to be rate = k [H₂] [1₂],…

A: The given reaction is-                                         H2 g + I2 g → 2 HI gThe rate law for…

Q: The density of a gaseous organic compound is 3.40 g/L at 41.0°C and 1.95 atm. What is its molar…

A: Molar mass M is the mass of a chemical compound divided by its amount-of-substance measured in…

Q: 5. What purpose does the acetic acid serve in this oxidation reaction? Be specific.

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Q: Cobalt(II) nitrate reacts with lithium phosphate to produce cobalt(II) phosphate and lithium…

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Q: Which of the reagents listed below would efficiently accomplish the transformation of…

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Q: Consider the addition of 15.0 mL of a 0.111 mol/L NaOH solution to 100 mL of the solution produced…

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Q: Determine the potential of a platinum electrode (vs. SHE) when placed in a mixture of 0.00281 M…

A: E = E° - (RT/nF) ln[(Ti+)/(Ti3+)]  E = 1.25 - [(8.314×298)/(2×96500)] ln[0.0382/0.00281] Or, E =…

Q: The activation energy of a reaction is 56.0 kJ/mol and the frequency factor is 1.5×1011/s .…

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Q: OH H CaCO, H₂O PCC CH,CI,

A: In the first reaction the CaCO3 acts as a  base. It will abstract the acidic benzylic proton. And…

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A: Alcohols and ethers are organic compounds which have many practical and industrial uses.

Q: 13.19 Cyclobutane decomposes to ethylene according to the equation C4H8(g) → 2C₂H4(g) Determine the…

A: Order can be determined by plotting time versus pressure graph, time versus ln[P] graph and also…

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Q: A solution of 6.94 g of a carbohydrate in 103.8 g of water has a density of 1.024 Calculate the…

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Q: 323 C of charge is passed through a solution of CoSO4(aq). Determine the number of moles of cobalt…

A: Given data is 323 C of charge is passed through a solution of CoSO4 (aq)  Faraday's constant is…

Q: A 5.00 mL sample of a (2.7810x10^-1) M solution of potassium hydroxide is diluted to a final volume…

A: The formula of dilution is  C1V1 = C2V2 Where, C1 and C2 are initial and final concentrations of the…

Q: Enter your answer in the provided box. 0 From the standard enthalpies of formation, calculate AH…

A: We have given the reaction C6H12(l) + 9O2(g) → 6CO2(g(  + 6H2O(l) To calculate  ∆H°rxn we have to…

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A: Comparing the structure and resonance structures of carbonate ion( CO32–) and CH3CHO, we can say the…

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Q: What major organic product would you expect to obtain when acetic anhydride reacts with each of the…

A: This reaction is based on organic mechanism.

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Q: Determine the pH of an HNO2 solution (for which Ka= 4.6x10^-4) of each of the following…

A: Given that the Ka of HNO2 is 4.6×10-4. The Ka is very small. So, HNO2 is a weak acid and undergoes…

Q: Substance Quantity Initial temperature Final temperature Water 466 grams 8.50°C 74.60°C 1. Based on…

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Q: Consider the octahedral species CrCl63- (point group Oh). What point group results by (d) removing…

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Q: 2. Draw a FULL ENERGY LEVEL DIAGRAM for each of the following. For ions, write the charge of the ion…

A: Check the electronic configuration for both ions. On the basis of electronic configuration, draw the…

Q: The pH of a basic solution is 11.27. What is [H*]?

A: pH = 11.27  [H+] = ?

Q: The molarity of a solution with 9.00 grams of potassium carbonate (K2CO3). in enough water to make…

A: Given, mass of potassium carbonate (K2CO3) = 9.00 g Volume of the solution = 67.0 mL = 0.067 L…

Q: 4. a. The pressure in the jar with the solution with a nonvolatile solute is than the pressure in…

A: The vapour pressure of the solution containing the non volatile solute is less than that of the…

Q: Click in the answer box to activate the palette. Determine the empirical formula of a compound…

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Q: Determine the [H+], [OH-], and pH of a solution with a pOH of 8.84 at 25 °C. [H+] : = [OH-] pH = = M…

A:

Q: which color has a higher molarity and mass

A: The molarity of a solution is the number of moles of solute in 1 L of the solution. Mass is defined…

Q: Ammonia, NH3, is produced by the following reaction (as you saw last week): N₂(g) + 3 H₂(g) 2…

A: Le Chatelier's principle: According to the Le Chatelier's principle when a change in concentration…

Q: Calculate the PH & POH for a .0018 moles solution of HBr

A: Since, Negative logarithm of concentration of H+ ion is known as pH of the solution. i.e. pH =…

Q: SHOW YOUR WORK! Use conversion factors to determine the answers to the Following questions. Do not…

A: To solve this problem we will use the law of dilution .  Here, we will use the formula  M1V1 = M2V2…

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Q: be 1 2 3.5 3.5 5 7 3 4 10 5 I need help finding Concentration and here are my volume readings 6…

A: To calculate the concentration of the copper solution, we can use the Beer-Lambert law, which…