a decrease in the entropy of the system?

Q: Calculate the molar entropy change of neon gas after cooling from 325 K to 175 K and pressure…

A:

Q: reaction has a rate constant, k = 0.0866 M-1 s-1. What is the half-life (seconds) when the initial…

A: k = 0.0866 M-1 s-1 [Ao] = 4.27 M

Q: Calculate the milligrams of zinc and nickel present per milliliter in your original sample by taking…

A: Given, molarity of EDTA = 0.003298 M

Q: Draw the structure of b-D-galactose molecule using (a) Fischer projection

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Q: Locky

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Q: One or more of the monomers below are needed to make the polymer -CH2 -CH2 CH CH2- n Choose which…

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Q: Calculate the half life, in minutes, for a second order reaction with an initial concentration of…

A: • The values provided in the question are:-      i) Initial concentration of reactant, A0 = 0.45 M…

Q: Identify the oxidation numbers to all the elements in each of the compound or ions Na a. Na=3 O b.…

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Q: Given the reaction: Cl2 +2 KI → I2 +2 KCI, which of the following statements is/arefalse? i)…

A: Oxidation states. 1. Cl2 = 0  2. KI = K (+1) , l(-1) 3. I2 = 0  4. KCl = K(+1) + Cl(-1)  The…

Q: A student ran the following reaction in the laboratory at 498 K: PCI3(g) + Cl2(g) =PCI5(g) When she…

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Q: what is the approximation used to derive the reaction rate for an enzyme catalysed reaction that…

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Q: What is the answer to this problem? A mixture of gases consists of N2, O2, H, and F. The total…

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Q: Calculate isoelectric point (PI) of the peptide GSTSRASPRM. pKa N-terminus = 9.3; pKa R = 12.5; pKa…

A: The peptide is GSTSRASPRM.

Q: Pease indicate the compound that best fits in the blank of the separation scheme below. OH но, H2N…

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Q: Calculate the free energy, ΔG°, (kJ/mol) for the galvanic cell performing the following reaction as…

A: The cell reaction given is V + Sr2+ → Sr + V2+ Temperature, T = 25 °C = (25 + 273.15) K = 298.15 K…

Q: Provide brief definitions of fluorescence and phosphorescence, with aid of a Jablonski diagram

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Q: 33. What is the concentration of an analyte given that the percent transmittance is 70.3%, the path-…

A: Answer: According to Beer-Lambert law A=εbC Here: A=absorbanceb=path lengthC=concentrationε=molar…

Q: 1,844 mL of a gas is at 47.4°C. At what temperature would the volume of the gas increase to 3.74 L?…

A: For a definite amount of gas, at constant pressure, the volume of the gas increases with an increase…

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A: 1) The difference in energy between benzene and cyclohexatriene is called resonance energy  Benzene…

Q: Determine the Reaction Order for HCI using calculations described in the background section. Show…

A: Rate of Experiment 1 = k [HCl]m[Na2S2O3]n  Rate of Experiment 2 = k [HCl]m[Na2S2O3]n

Q: Transuranium elements are artificial and may be prepared by a fusion process in which heavy nuclei…

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Q: QUESTION 3 Celulate the vaue of Eel fr the following 2 electron transfer reaction (n=2): E0 = 1.260…

A: Since you have asked multiple type questions, we will solve only first  questions for you. If you…

Q: For each pair of compounds on the lêtt, select a the response list on the right. Responses on the…

A: This is the concept of Organic chemistry

Q: te lacionl NH2 H HO ОН O ad Chk Se Aosors to e ol aers I'

A: -> Atom are group of atoms which is attached to an organic compound and it is responsible for…

Q: What is the minimum concentration of OH required to precipitate Cu(OH), in this solution? \- b. What…

A: The Solubility Product (Ksp)  for  Cu(OH)2=[Cu2+][OH−]2 -----------1 Now, given that [Cu2+]= 1 x…

Q: 4. Write out the steps necessary to convert the compound on the left into the compound on the right…

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Q: 12.65 L of a gas has a pressure of 1.71 atm. What is the volume of the gas at 159 kPa?

A: Given :  Initial pressure = 1.71 atm  Initial volume = 12.65 L  Final pressure = 159kPa  To…

Q: 1. Considering the trends in the periodic table for atomic radii, ionization energy, and electron…

A: Solutions                                Given that  A) Fe and Ba atomic radii

Q: 7. Suppose that, when recovering the copper metal, a student did not filter off all of the aqueous…

A: Given:

Q: 2. 6. For the reaction 2 HI) e H) + I) Kea = 0.016 at 500°C (a) If 1.0 mole of HI is placed in a…

A: Given: Equilibrium constant for the reaction = 0.016 Temperature = 500oC

Q: Grive the meckamiem of given जप्बत्जेनक र i) H2NNH2 2) KOH dCH 3 HI B HCN H30 B (10)

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Q: oues- Radiant energy Varies indirectly withiahy a Speed frepueney Dwaveleongth फणगळण of there. none

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Q: 3. These equilibrium constant are measured in the reaction below at 300 K: [Cu'] = 0.148 M, [Sn…

A: From the given reaction, it can be seen that copper reduces from Cu2+ to Cu+ while Sn oxidizes from…

Q: Correctly label each chemical below as acid, conjugate acid, base or conjugate base PH3 (g) +…

A: 1. According to bronsted concept of acid base acid are proton doner . 2. Base are proton accepter.…

Q: Use the References to access important values if needed for this question. In a study of the…

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Q: aride shift to produce a more stable intermediate. Give the major product(s) obtained from the…

A: 1,2- hydride shift occurs in a quest for more  stable carbocation.

Q: sample of 20.1 g of a candy bar was burned in a calorimeter. The calorimeter was calibrated to have…

A: All the necessary calculations have been done in the following step.

Q: 2(g) 8. For the reaction 2 A + B = Keg = 0.18 at 200°C %3D calculate (a) Ke for the reaction 2 C (b)…

A: Here we are required to find the equilibrium constant for the given reaction.

Q: In an acid-base titration experiment, 36.44 mL of NaOH was placed in the Erlenmeyer flask and…

A: We have to predict the moles of NaOH present at end point.

Q: How many grams of copper metal can be deposited from Cu2"(aq) when a current of 2.50 A is run for…

A: Given:: Mass of Cu = ? molar mass of Cu = 63.546 g mol-1 Current = 2.50 A Time (t) = 2.45 h = 2.45 ×…

Q: Directions: Match the items in Column A with what complements it in Column B. Write your answer on a…

A: The related terms would be matched.

Q: What is the oxidation number of chromium in the chromate ion, CrO,2 ? Oa. +2 O b. +6 +3 O d. +8

A: 14) Compound-- CrO42- oxidation number of Cr= x = ?

Q: Consider the equilibrium reaction and the equilibrium expression below: 2 A + 3 B= 2C + 1 D K = CDd…

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Q: What is the oxidation number of manganeae in the KMN04 O a +4 Ob +2 +5 Od +7

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Q: Identify the oxidation numbers to all the elements in each of the compound or ions HCI H=+2; Cl=-2…

A:

Q: 1. Considering the trends in the periodic table for atomic radii, ionization energy, and electron…

A: Solution.                  Given that  Atomic radii Fe and Ba

Q: Be sure to answer all parts. Draw the structure of the a-keto acid formed by the transamination of…

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Q: QUESTION 3 kJ. The specific heats of The enthalpy change for converting 35.8 grams of solid ethanol…

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Q: hemistry is the most predominant complex [Ni(en)3 ]2+ , [Ni(OH2 )2(en)2 ]2+ , or [Ni(OH2 )4 (en)]2+…

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Q: Identify the monomers of the following copolymers. F F F F H F а. C- F CF3 H F F CF3 H F H2 H2 H2…

A: