Ammonia will decompose into nitrogen and hydrogen at high temperature. An industrial chemist studying this reaction fills a 75.0 L tank with 19. mol of ammonia gas, and when the mixture has come to equilibrium measures the amount of nitrogen gas to be 8.6 mol. Calculate the concentration equilibrium constant for the decomposition of ammonia at the final temperature of the mixture. Round your answer to 2 significant digits. K = 0 X

Q: is it OCH3 is electron donating group not electron withdrawing group?

A: OCH3 is electron donating via inductive effect and electron withdrawing via mesomeric effect.

Q: Five molecules are presented in Figure 1 above. How many of the molecules contain one or more…

A:

Q: Which stereoisomer(s) will be formed as a result of the reaction shown below? cat. Oso NMO O 1) R.R…

A: The given reaction is an simple example of syn-dihydroxylation from an alkene to give syn-1,2-diol…

Q: which one is the correct answer?

A: in previous answer, quadratic equation is not solved correctly.

Q: Consider the reaction 3Fe2O3(s) + H₂(g) 2Fe3O4(s) + H₂O(g) for which AH = -6.000 kJ and AS°= 88.70…

A: 3 Fe2O3(s) + H2(g)→2 Fe3O4(s) + H2O (g) ∆H°=-6.000 kJ∆S°=88.70 J/KT = 298.15 K

Q: MeO н NaBH4, H₂O MeO OH

A:

Q: 19. What is the % yield of H₂O if 138 g H₂O is produced from 16 g H₂ and excess O₂? 2H₂ + O2 → 2H₂O

A:

Q: 20. Use the Rydberg equation to find the wavelength (in nm) of the photon absorbed when an electron…

A:

Q: @ Try Again Your answer is incorrect. Use the observations about each chemical reaction in the table…

A: The relationship between  ΔH  and ΔS is given by, ΔG = ΔH - TΔS If the value of   ΔG is negative…

Q: When 2,400 mg zinc is added to hydrochloric acid, 450 mL of hydrogen gas forms at a temperature of…

A:

Q: Guided Practice Directions: Complete all problems. Ensure your work is shown, and proper units are…

A:

Q: Give the set of four quantum numbers that could represent the electron lost to form the Rb ION from…

A:

Q: Molecule Aluminum trihydride Nitrogen (N₂) Oxygen (O₂) Carbon disulfide Phosphorous trichloride…

A: Following table of chemical compounds given-

Q: How many stereo-isomers would reasonably expect to form from the electrophilic addition of 2…

A: Alkene gives an electrophilic addition reaction with hydrogen halide to form an alkyl halide.

Q: State and compare the trends on the Periodic Table associated with a. Atomic radius b.…

A: To solve this problem we have to know about periodic trends of atomic radius and electronegativity.

Q: Use the chemical equations shown below to determine the enthalpy for the final reaction: C₂H₂(g) +…

A: We will use the Hess's law concept for this question. According to Hess's law, the enthalpy…

Q: ند O 1) NaOEt 2) CH₂CH3 3) H3O+

A: The question is based on organic reactions.     we need to identify the product formed and explain…

Q: Consider the following half-reactions: (1) The strongest oxidizing agent is: (2) The weakest…

A: Cl2 (g) + 2e-→2 Cl-(aq)        E°=1.360 VNi2+ (aq) + 2e-→Ni (s)           E°=-0.250 VAl3+(aq) +…

Q: Consider the reaction: 2BrF3(g) → Br2(g) + 3F2 (g) Using standard thermodynamic data at 298 K,…

A:

Q: Molarity of standard KMnO4 solution: Mass of empty flask (g) Mass of flask with sample (g) Initial…

A: Molarity of KMnO4 solution is 0.1M. Trial-1:  Moles of KMnO4 Consumed : 0.004098 Trial-2:  Moles of…

Q: The coefficients in a reaction equation are not necessarily equal to the reaction orders, whereas…

A: Statement:-  The coefficients in a reaction equation are not necessarily equal to the reaction…

Q: a resonance structure that places a pi bond in a different position Include all lone pairs in your…

A: For a molecule we can write more than one Lewis structures that are differ by the position of…

Q: Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox")…

A: A reaction in which oxidation & reduction occurs simultaneously are called Redox reaction.…

Q: Which of the following are ionic compounds? (check all that apply) Table Sugar, C₁2H22011 Table…

A: Ionic compound can be defined as the chemical species which breaks into constituent ions in…

Q: Calculate the molarity of 38.5 mL of 1.80 M HNO3 diluted to 0.130 L with water. Be sure your answer…

A:

Q: The value of K for the reaction of phosphorus pentachloride to make phosphorus trichloride and…

A:

Q: IUPAC name of compound according to numbering and rules

A: 1. Longest chain selection including maximum functional groups as a parent chain. Here 6 carbon…

Q: A student mixes 50.mL of 0.15 M Na2CO3 and 50.0 of 0.15 M CaCl2 and collects 0.68 g of dried CaCO3.…

A: Given,  Molarity of Na2CO3 = 0.15 M Volume of Na2CO3 = 50.0 mL Molarity of CaCl2 = 0.15 M Volume of…

Q: IONIC CRYSTALS ARE ALWAYS... (Discuss the microscopic arrangement of the particles in these…

A: Crystals are solids containing an ordered pattern of ions, molecules, or atoms.

Q: For the equilibrium system below, which action will cause an equilibrium shift to the left? 2 NOCI…

A: According to Le Chatelier principleif a system is in equilibrium is subjected to change of…

Q: What is the theoretical acetylsalicylic acid ? (Moles)

A:

Q: O + CH3CH₂-OH `ОН OH CH3 Acetic acid (ethanoic acid) HCI or H₂SO4 H*(catalyst) CH3 O O–CH2-CH3 Ethyl…

A: This question is from basic organic mechanisms. It is acid-catalysed esterification.

Q: What is the expected outcome of this oxidation reaction? C. H C a. НО b. d. b & c H3C OH KMnO H₂O*

A:

Q: 18. An unknown volume of water at 18.2°C is added to 24.4 mL of water at 35.0°C. If the final…

A:

Q: A chemist student weighs out 0.0579 g of hypochlorous acid (HClO) into a 250. mL volumetric flask…

A:

Q: For each chemical reaction in the table below, decide whether the highlighted reactant is a…

A: According to Bronsted-Lowry theory acid donates proton and base accepts proton.

Q: Iron (II) fluoride needs to be precipitated from a 83.97 L tank. If the concentration of iron (II)…

A:

Q: An analytical chemist weighs out 0.065 of an unknown monoprotic acid into a 250mL volumetric flask…

A: It is based on the concept of stoichiometry  Here we are required to find the molar mass of…

Q: Explain acid reaction

A: Acid are the molecule which tend to donate hydrogen ion (H+). They have sour taste and may be…

Q: Suppose that 8.00 mol of both O₂ and N₂O gases are introduced into a 4.00 L closed flask. When the…

A: Determine the initial concentrations. initial concentration of O2 =moles of O2volume of flask…

Q: Carbon monoxide and nitrogen monoxide gases combine to form carbon dioxide and nitrogen gases…

A: 2CO(g) + 2NO(g) ↔2CO2(g)+ N2 (g) Given : ∆G0 =-689.6KJ The partial pressures of the gases are PCO =…

Q: a) Calculate the excitation energies for the 1s → 3p electron transition for the H-atom and for the…

A:

Q: Could you give the IUPAC names of given organic compounds 요

A: As per our guidelines We are supposed to answer only the first three questions, hence kindly repost…

Q: Consider the analysis of a mixture of saturated and unsaturated fatty acids. Using the 3 methods IR,…

A: Saturated fatty acids have no double bonds between the carbon atoms in the hydrocarbon chain, which…

Q: Use Lewis theory to determine the chemical formula for the compound formed between Ca and N. Ca3N2…

A: According to the lewis theory, every atom must want to complete its octet in valance orbital for…

Q: here are two steps in the usual industrial preparation of acrylic acid, the immediate precursor of…

A: 1->CaC2(s) + 2H2O(l) <---> C2H2(g) + Ca(OH)2(s)       K1 2->6C2H2(g) + 3CO2(g) + 4H2O(l)…

Q: What is the maximum number of electrons that can be identified with each of the following sets of…

A:

Q: First step 2cu2S(s) + 3O2(g —2Cu2O(s) +2SO2(g). Second step: Cu2O(s) + C(s)—2Cu(s) + CO(g). Write…

A: Detail

Q: Complete the electron configuration for Br. electron configuration: [Ar]

A: Electronic configuration, also called electronic structure or electron configuration, the…