A reaction that, at 25°C, has AG = -1kJ/mol is spontaneous. In order for the reaction to become nonspontaneous at 37°C, the change in enthalpy for the reaction would have to be The change in entropy for the reaction would have to be Submit Answer Try Another Version 4 item attempts remaining
Q: Which of the following would be a good solvent at room temperature for naphthalene, CH8? Water ,…
A: Polar compounds are those in which there is difference in electronegative between two atoms. Polar…
Q: Use the References to access important values if needed a. When 52.70 and 44.375 are divided, the…
A:
Q: For the following questions, circle the correct answer between; true (T) and false (F), and fill in…
A: The enzymatic reaction is a reaction in which enzyme molecules interact with the substrate to form…
Q: 27 W.) Uranium is in the f block in periodic table X.) Since lithium is from series 2, it has 2…
A: In atoms, there are a total of four quantum numbers: the principal quantum number (n), the orbital…
Q: Consider the two equilibria and their equilibrium constants: (1) 2NO2 (g) → N204 (g) KC1 (2)…
A: Since you have asked multiple type questions, we will solve only first questions for you. If you…
Q: The chemical formula for barium sulfide is BaS. A chemist determined by measurements that 0.030…
A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…
Q: Sketch an atom (not to scale) of boron-12, using p for protons, n for neutrons, and e for electrons.…
A: This problem is based on atomic structure chapter . Here we will be discussing about the radioactive…
Q: 9. Which pair of atoms would form an ionic bond? a. bromine and oxygen b. chlorine and lithium c.…
A: 9) Ionic bond : The electrostatic force of attraction which holds the two oppositely charged ions…
Q: Why is the atomic mass of iron, 55.845 amu, most similar to the mass of iron-56, yet less than 56…
A: We have been asked why is atomic mass of iron, 55.845amu, most similar to iron 56, yet less than…
Q: Classify each of these chemical compounds: compound CH₂CH₂CH₂ HCO₂H SO₂ type of compound (check all…
A: A hydrocarbon is a class of organic chemicals made up of only the elements carbon (C) and hydrogen…
Q: Try to do this problem without consulting a table of acidity constants. Select the single best…
A: CH3-OH+ - CH3 is strong acid than protonated amine. Answer- Option 2
Q: This is the chemical formula for chromium(III) nitrate: Cr(NO3)3 Calculate the mass percent of…
A:
Q: The probability of finding an electron at a certain point in an orbital increases proportional to r…
A: The probability of finding an electron at a certain point in an orbital is related to the square of…
Q: A solution of Ibuprofen contains 150 grams in 800 mL. What is the percent strength of this solution?…
A: • Here we have to calculate the percent strength of the given Ibuprofen solution. • The formula to…
Q: 2. Draw the product(s) of the following transformations in the box provided. Indicate any necessary…
A:
Q: 5. Find out the Miller Indices of the directions. X A Z 10, 0, 1 B 1,0,0 1, 1, 1 0,0,0 C y 1 2, 1,0
A: Miller indices, group of three numbers that indicates the orientation of a plane or set of parallel…
Q: Consider the equilibrium reaction: 2NH3 (g) → 3H2 (g) At 500.K, Kc = 5.81 x 10-3 What is the value…
A: Since,Equilibrium constant or Kc is the ratio of the equilibrium concentrations of product over…
Q: The particles in a gas vibrate faster than the particles in a liquid. 3 O True False
A: In gaseous state, force of attraction between particles is negligible as compared to the force of…
Q: Question 2 please
A: Conjugation : When p orbital of one atoms overlaps the p orbital of the neighbouring atom or sigma…
Q: Write a balanced equation for beta decay of indium-113. Express your answer as a nuclear equation.
A: Beta decay indicates beta particles are released during disintegration.
Q: Consider the following rate data for this reaction: NO (g) + H₂ (g) HNO2₂ (9) Experiment NO (mol/L)…
A:
Q: A certain car has a fuel efficiency of 28.0 miles per gallon (mi/gal). Express this efficiency in…
A:
Q: 3. Identify the primitive and non-primitive cells. Unit cell choices A 7. C o B Do O E OF
A: A primitive cell is a unit cell that contains exactly one lattice point. It is the smallest possible…
Q: discharge tube containing an unknown gas emits light with a wavelength of 485 nm. Given the line…
A: You have to identify the gas that emits light with a wavelength of 485nm. From the line spectra of…
Q: Combustion analysis of an unknown compound containing only carbon and hydrogen produced 2.845 g of…
A: Since, Empirical formula is the smallest whole number of the ratio of atoms in a molecule. Thus,
Q: green color is seen when a metal salt is heated in a flame. The wavelength of the light emitted is…
A: Flame tests can be used to identify the metal ion based on the color of the flame. Each element has…
Q: 30. A single displacement reaction occurs between copper and silver nitrate. When 63.5 g of copper…
A:
Q: A standard galvanic cell is constructed in which a Cu²+ | Cu half cell acts as the cathode. Which of…
A: Electrochemistry is branch of chemistry in which we deal with oxidation and reduction reaction…
Q: What is the mole fraction of the solute and solvent in a KCl solution containing 30.5 g of KCl and…
A: A KCl solution contains 30.5 g of KCl and 134.0 g of H2O . We have to find out the mole fraction of…
Q: C. Answer the following questions related to quantum numbers. 1. Indicate if the following sets of…
A: To solve this problem we have to know about quantum numbers . 1) Principal quantum number, It is…
Q: One way in which the useful metal copper is produced is by dissolving the mineral azurite, which…
A:
Q: Retrosynthesis For each of the following, perform a retrosynthetic analysis and then design a…
A: Ether can be synthesized by heating alcohols at higher temperatures in the presence of acid as a…
Q: When the following equation is balanced properly under acidic conditions, what are the coefficients…
A: Check the oxidation and reduction reaction in the given unbalanced reaction and balance that…
Q: 2. You are provided with KIO3, how much do you need to weigh out and in what volume to give you what…
A: To prepare a solution of potassium iodate (KIO3) with a molarity of 4.167 x 10-3 M, you would need…
Q: Write the empirical formula of at least four binary ionic compounds that could be formed from the…
A:
Q: Calculate the freezing point of an ethylene glycol solution (C₂H6O₂) that is 50% ethylene glycol by…
A:
Q: Write the chemical formula for this molecule: I Drag the slider to get a different view of the…
A: Since, Molecules formed by combination of bond with correct valency. Thus,
Q: Draw (CH3)2CH(CH2CH3)CH(OCH3)SCHNCH2OK as a line structure.
A: Since, In condensed structural formula, All the atom written in one line without any space left. In…
Q: The side chain of the amino acid cysteine has a pKa of 8.00. At the normal pH that exists in cells…
A: Given, pH = 7.3 pKa = 8.00 we have to calculate the ration of charged cysteine to uncharged…
Q: (1) Identify each of the following half-reactions as either an oxidation half-reaction or a…
A: Electrochemistry is branch of chemistry in which we deal with oxidation and reduction reaction…
Q: 4. As you down a group (column), what happens to the size of the atoms? 5. Which atom would have…
A: Periodic table consists of groups and periods. Elements are placed in groups and periods according…
Q: Assemble the molecule and answer the following items in this section Elements involved: 1 atom of…
A: On the basis of the statements provided for the elements involved in the molecule formation, each…
Q: 14. Describe two expermental tests you could perform to determine whether a solution was an acid or…
A: AS PER ANSWERING GUIDELINES I CAN ANSWER ONLY THE FIRST ONE, IF YOU WANT THE REST POST THEM…
Q: Predict the product, for the following reaction sequence. 3,4-dimethyl-1-hexanol SOCI₂ pyridine…
A: Alcohol reacts with thionyl chloride in the presence of pyridine to give an alkyl chloride by SN2…
Q: Be sure to answer all parts Part 1 out of 3 Predict the products of the following acid-base…
A:
Q: Name the family to which each organic compound belongs. The first answer has been filled in for you.…
A: Since, Functional group represent the characteristics of the compound. Example- For methanol or…
Q: If 37.5 grams of iodine-125 remain from a 600. gram sample after 112 days, what is the half life of…
A: The half-life of a radioactive sample is the amount of time it takes for half of the initial amount…
Q: 6.- Let's work through a conjugate addition problem. Write out the mechanism for the formation of…
A:
Q: If you have one mole of butane, which state of matter would have the highest energy?
A: Gaseous state will have the highest energy.
Q: O Macmillan Learning. Predict the products when 1-propanol is heated in the presence of H*. Include…
A: Organic reactions are those in which organic reactant react to form organic products. In the given…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- Given the data in the table below, AHrxn for the reaction Ca(OH); + 2H;AsO4 → Ca(H;AsO4)2 + 2H;O is _ kJ. [A] -4219 (B] -130.4 [C] -4519 [D] -76.4 AH, (kJ/mol) -986.6|| Substance Ca(ОН), HASO, Ca(H;AsOa)2 -900.4 -2346.0 H;0 -285.9 O A В C DM Apple Google Disney ESPN Yahoo! Biomedical Careers Program Apple iCloud Yahoo Images Bing Google Wikipedia Facebook ☆ G G D2L ☆ C COWLv2 |... ☆ For the reaction B 4NH3(g) +502(g) → 4NO(g) + 6H₂O(g) Assume that ΔΗ° and AS are independent of temperature. Submit Answer prod03-cnow-owl.cengagenow.com Try Another Version D2L AH°-905.2 kJ and AS° = 180.5 J/K The standard free energy change for the reaction of 2.11 moles of NH3 (g) at 277 K, 1 atm would be This reaction is favored under standard conditions at 277 K. Twitter LinkedIn The Weather Channel Yelp TripAdvisor b b c C G 凶 G C [References] Use the References to access important values if needed for this question. 2 item attempts remaining + 88 kJ. M||| = O ENTROPY AND FREE ENERGY Calculating dG from dH and dS A chemi ngineer is studying the two reactions shown in the table below. In each case, she fills a reaction vessel with some mixture of the reactants and products at a constant temperature of 76.0 °C and constant total pressure. Then, she measures the reaction enthalpy AH and reaction entropy AS of the first reaction, and the reaction enthalpy AH and reaction free energy AG of the second reaction. The results of her measurements are shown in the table. Complete the table. That is, calculate AG for the first reaction and AS for the second. (Round your answer to zero decimal places.) Then, decide whether, under the conditions the engineer has set up, the reaction is spontaneous, the reverse reaction is spontaneous, or neither forward nor reverse reaction is spontaneous because the system is at equilibrium. 2Fe (s) + 3H₂O(1) Fe₂O3(s) + 3H₂(g) 4 2Al(s) + 3H₂O(g) → AL₂O3(s) + 3H₂(g) ΔΗ = 33. kJ J K AG - KJ AS 73. = Which is…
- Reaction #1 Co() + 2H2(g) → CH:OH() AS° = -332 J/K CH.(g) + 0:(g) AS° = +162 J/K Reaction #2 CH:OH(!) – AH', AG; s° Substance (kJ mor) (kJ mot') (JK' mor') Co(g) -110.5 197.674 -238.7 -166.4 126.8 CH:OH(f) CH(g) -74.8 186.2 NOTE: You should be able to work this problem without using any additional tabulated data. (a) Calculate AH for reaction #1. (b) Calculate AGf for CO(g). (c) Calculate S° for O2(g). (d) At what temperatures is reaction #1 spontaneous?sp-yuh ESpring 21 Final DQLSIPJv3b2tz32FcLPbhMk9zaq1Qhw1sdLZDI-TLJ61303ysocQ/viewform?hr_submission=C W + X --> Y + Z has a Delta H of 312KJ and Delta S of -111 J. When will the reaction be spontaneous? O Always O At high temperatures only O At low temperatures only Neverb) For the reaction CO2(g) + H2(g) → CO(g) + H2O(g) At 298K is 8.685x10-6. Estimate the value of Ka at 1000K. assuming that AH° is constant in the temperature range of 298K to 1000K. the data given is COMPONENT AH°{(KJ/mole) CO(g) H20(g) CO2 (g) H2(8) 110.532 -241.997 -393.978
- For the reaction 2H₂O(1)→ 2H₂(g) + O2(g) AG 461 kJ and AH = 572 kJ at 339 K and 1 atm. This reaction is B favored under standard conditions at 339 K. The entropy change for the reaction of 1.81 moles of H₂O(1) at this temperature would be Submit Answer Retry Entire Group 2 more group attempts remaining J/K.M M M s 2req pts 2req M 1 pts M 1 pts per...1 pts imit 2 1 pts k: DG...1 pts S W d 1 pts M X Consider the reaction 2NO(g) + O₂(g)2NO₂(g) Using the standard thermodynamic data in the tables linked above, calculate A Grxn for this reaction at 298.15K if the pressure of each gas is 49.95 mm Hg. kJ/mol #3 ANSWER: 20 E D Submit Answer C $ 4 000 DOO R F V % 5 Retry Entire Group 8 more group attempts remaining Use the References to access important values if needed for this question. T Cengage Learning | Cengage Technical Support G > 6 B MacBook Pro Y H & 7 N U ▶II J * 8 M I ( 9 K. O L H O L P > Previous t command option Email Instructor Save and Exit { [ + 11 ? Next 1 ] C delete retWhich of the following processes is exothermic, given the folowing N2ig) +202lg) - N2040) AH"=9.67 kmol N2g) + 202lg) - 2 NOzg) AH6770 kimol Multiple Choice O 2 Nyai + 4 0zla - 2 NO2la) - N204 2 Ngigi - 4 Ozl - 2 Ng0ạ N2Oal -Nalai - 20z0 O 2 Nygi - 4Oz-4 NO
- der the following reaction: 2NO2(g) N₂O4 (9) Part A Part B Calculate AG at 298 K if the partial pressures of NO₂ and N₂O4 are 0.36 atm and 1.64 atm, respectively. Express the free energy in kilojoules to two decimal places. |ΨΕΙ ΑΣΦ AG= -6288.99 Submit Previous Answers Request Answer ? Review I Consta kJ X Incorrect; Try Again; 4 attempts remaining This value of free energy is more negative than AG for the reaction (i.e., more spontaneous), but the partial pressure of ta about four times greater than that of the reactant, so the free-energy change is expected to be more positive than AG (i.e spontaneous). Given that AG = AG + RTln Q, calculate the value of Q (it should be greater than 1 for the specified conditions), and free energy from Part A to find the free-energy change at the given partial pressures. Make certain values are expressed in before summing them.(256) Ghalat Fehmi (From "Su Significant Figures Calculator - Six Type here to search ● ENTROPY AND FREE ENERGY Calculating dG from dH and dS www-awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-lvdw7xgLCkqMfg8yaFKbD9GafJstkYLIJnuspTU6txxTOZ396sp-B_xkmco0cVWd500mjk4S42nF8fdH9EGW-KtycTAasP6... Q ALEKS - Rafia Riaz - Learn A chemical engineer is studying the two reactions shown in the table below. In each case, she fills a reaction vessel with some mixture of the reactants and products at a constant temperature of 9.0 °C and constant total pressure. Then, she measures the reaction enthalpy AH and reaction entropy A.S of the first reaction, and the reaction enthalpy AH and reaction free energy AG of the second reaction. The results of her measurements are shown in the table. PbSO₂ (s) + 4H₂O(1) 4H₂O₂ (1) + PbS (s) 2Fe(s) + 3H₂O(l) → Fe₂O₂ (s) + 3H₂(g) Complete the table. That is, calculate AG for the first reaction and A.S for the second. (Round your answer to zero decimal places.)…AH = 92. kJ J AS = 164. K - 2NH, (2) -→ N, () + 3H, (g) AG = kJ %3D Which is spontaneous? O this reaction O the reverse reaction neither AH = -12. kJ AS = Sn (s) + 2C0, () Sno,(s) + 2C0 (g) Sn0,() + 2c0 (2) AG = 0. kJ Which is spontaneous? O this reaction O the reverse reaction O neither