9. Consider the following reaction: N2O4 (g) → 2NO2 (g) a. Determine the AG° value for the reaction at 25 °C when the AH° = 57.2 kJ/mol and AS° = 175.61 J/K•mol. b. Is the reaction spontaneous?

Q: Ideal gas constant, R. (L.atm.mol-¹.K-¹) Now calculate the ideal gas constant, R. (0.03200L) (0.9572…

A:

Q: 4. How much heat is absorbed by a 15.5 g piece of gold as it is heated from 4.5 °C to 177.4°C?

A: Given data contains, Mass of gold sample is 15.5g. Specific heat capacity of gold is 0.129 J/g°C.…

Q: Use the molecular orbital theory to determine the ground state electron configuration of F, and F.…

A: We know that - F2 has total = ( 7 +7) = 14 valence electrons and total electrons = 18  And F2+ has…

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A: First the equilibrium concentration of H3PO4 is determined.

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A: Q = ∆E + W For work done on the system: W = -ve For work done on by the system: W = +ve

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A: Moles of C, H and N are calculated as shown below,

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Q: What is the functional group in this molecule? :0: H₂C-C -0- -CH₂CH3 O ether O alcohol O ketone…

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Q: concentration:

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A: The rate expression for the given reaction in accordance with the given condition is shown as…

Q: 11] For the following compound: A] How many signals would you expect to see in the 'H-NMR? Explain…

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Q: 10. Natural rubidium is composed of the isotopes 8Rb, which has an actual mass of 84.9117 amu, and…

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Q: a. How many grams of Xe are present in 4.35 grams of xenon trioxide? g Xe b. How many grams of xenon…

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Q: Problem 3. (Electroplating) steel part with surface area A = 130 cm² is to be tin-plated. What…

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Q: Write the name of the element next to the atom. You may need to use the Periodic Table to

A: For  naming of the atom we should know number of electrons and protons

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A: Given information:Initial concentration of I2 is 3.0 × 10-2 MTime is 7.68 sRate constant is 0.271…

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A: Answer: System 1 The ice ---> Exo The water----> Exo Substance burning ---> Endo Chemicals…

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A: Given  4ml of NaOH was added to 50 ml of Buffer  We have to determine buffer capacity for the given…

Q: .125 kJ of energy is added to a system while 104 kJ of work is done by the system. Calculate the…

A: The change in internal energy,ΔU is =  ΔU = q + w q = heat added/removed from the system w = work…

Q: Below are the reduction half reactions for chemolithoautotrophic nitrification, where ammonia is a…

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Q: Consider the reaction between 359.76 g chromium (V) hydroxide and 257.36 g phosphoric acid. What is…

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Q: 12] A polyketide synthase leads to the formation of the following compound: OH Provide a mechanism…

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Q: The empirical formula for C12H12N2O3 is O C2H2NO1.5 O C12H12N203 O CHAN1.50 O None of these

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Q: [A-] pH= pka + log [HA] a. Determine the molar ratio of NaH2PO4 and Na2HPO4 in the buffer with…

A: a) Ph of the Buffer=7.2PKa=7.2To Calculate:- Molar ratio of NaH2PO4 and…

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A:

Q: 2. If k, = 0.97 atm-L, what would be the volume (in liters) of a gas at 586 mmHg?

A: Given: K = 0.94 atm. L  = 714.4 mmHg. L         (Since: 1 atm = 760 mmHg ) The given pressure = 586…

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A: The given organic reactions are solved

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Q: 10. When hydrogen sulfide gas is bubbled into a solution of sodium hydroxide, the reaction forms…

A: Mass of hydrogen sulfide (Theoretical yield)  = 1.25 g  Percentage yield = 92.0 %  Mass of sodium…

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A: To show that the gibbs free energy of a reaction determines the maximum useful work that can be…

Q: 2. Calculate AE for each of the following cases: a. q=-47 kJ; w=+88 kJ %3D b. q=+82 kJ; w =+47 kJ c.…

A: a) q = -47 kJ ; w = +88 kJ  b) q = +82 kJ ; w = +47 kJ  c) q = +47 kJ ; w = 0 kJ  We know that,  ∆E…

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A: In this question, we want to determine the value of ∆G° for CH3CO2H  How we can determine, the value…

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A:

Q: Can you help me solve this?

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Q: The 1/2 equivalence point is defined as the point at which 1/2 of the volume needed to reach the…

A: Given: The volume of KOH required to reach the equivalence point = 19.24 mL.

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A: Molar mass means mass of 1 mol of a substance.

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.