Sulfur dioxide and oxygen are place in a sealed container at 500 K and allowed to come to equilibrium. If the initial concentration of sulfur dioxide is 0.145 M and the initial concentration for oxygen is 0.200 M, what is the equilibrium concentrations for SO3? 2 SO2(g) + O2(g) ↔↔ 2 SO3(g) Kc = 1.3×10-5

Q: Which statement best explains the basis for the octet rule? Select one: O a. Atoms are most stable…

A: we have to select the best statement with respect to the octet rule

Q: dentify each of the following reactions types(. پھیلی شد +NaSCH, + OH CH3 H -OCH, H₂C-CH₂ 0₂ Ethanol…

A: There are different types of reaction like addition reaction, reduction ,oxidation , pericyclic…

Q: Lycopene is an important bioactive antioxidant found in tomatoes and other red-colored fruits and…

A: Given that , Lycopene is an important bioactive antioxidant found in tomatoes and other red-colored…

Q: Draw one isomer structure of cis-diethylcyclohexane.

A:

Q: A sample of solid ammonium chloride was placed in an evacuated container and then heated so that it…

A:

Q: (b) Li2SO4? о A о B C (c) NH4Br? о A о о с B

A: overall charge of salts is zero. If cation charge is +1 and anion charge is -1 then to get neutral…

Q: 1. Balance the following redox reactions using the half-equation method: a. Cl₂ + Br¹- b. Cs + Br₂…

A:

Q: Use the following to answer the questions below: For each pair of compounds, select a con ct…

A: Constitutional isomers :-  The compounds having same molecular formula but different structural…

Q: What is the free energy change in kJ for the reaction below? 2 ClO3−(aq) + 12 H+(aq) + 5 Co(s) →…

A: Gibbs free energy change is calculated by the formula ∆G=-nFE° Where, ∆G = Gibbs free energy change…

Q: 3. What mass of O₂ can theoretically be obtained from 1.67 g of a KClO3/KCl mixture which is 75.0%…

A: #3: Between KCl and KClO3, only KClO3 is decomposed to form O2(g).  The balanced equation for the…

Q: se the standard reaction enthalpies given below to determine AH°rxn for the following reaction: 4…

A: Which one of the following options is correct

Q: Write the net ionic equations for the reaction that occurs when NaOH is added to maleic acid,…

A:

Q: Write a balanced overall reaction from these unbalanced half-reactions.   Cu⟶Cu2+Cu⟶Cu2+…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: A newly discovered pain reliever has an elimination half-life (t1/2) of 2.5 hours. What percentage…

A: We are required to find the percentage of dose remain in the body after 4 hrs

Q: A system gains 657 kJ of heat, resulting in a change in internal energy of the system equal to +221…

A:

Q: Fill in the blanks with the correct words. In the molecular orbital theory, as the bond order…

A: Explanation :

Q: Which of the following molecules will have a T-shaped molecular geometry?

A:

Q: In a vessel, whose volume is 1L, there is a gas, which is a compound of oxygen and nitrogen. The…

A:

Q: How do you give your answer as coefficients separated by commas after balancing an equation?

A: Balance chemical equation :

Q: 1.1.The lemon battery – a simple galvanic cell 1.2. Potassium iodide electrolysis – a simple…

A: A question based on electrochemical cell that is to be accomplished.

Q: The reaction of nitrogen dioxide with fluorine 2NO2+ F2 → 2NO₂F is first order in NO₂ and first…

A: The detailed solution is provided below.

Q: Predict whether or not a precipitate forms upon mixing 175.0 mL of a 0.0055 MKCl solution with 145.0…

A:

Q: ⟶KCl+O2KClO2⟶KCl+O2   assign oxidation numbers to each element on each side of the e

A: The oxidation number of an atom in free element is zero.oxidation  number of oxygen is -2 in all…

Q: Give the formula of the conjugate base of H2CO3.

A: Since, Conjugate base obtained on the removal of H+ from the compound. Thus,

Q: Macmillan Learning O Assuming that the accuracy of the concentration is important, which type of…

A: The stock solution is a solution which has more concentration. The stock solution is diluted to make…

Q: KD SP Zr Nb Mo Tc 85.468 87.62 88.906 91.224 92.906 Xe 95.95 [97] 101.07 102.91 106.42 107.87 112.41…

A:

Q: Arrange the elements in each of the following groups in order of increasing electron affinity ( more…

A:

Q: 3. Sulfur Dioxide is an important molecule for production of sulfuric acid. It has a melting point…

A: The total amount of heat is calculated from the given conditions. From the given conditions the…

Q: Lead(II) nitrate and ammonium iodide react to form lead(II) iodide and ammonium nitrate according to…

A: Given reaction is

Q: On the basis of the chromatography results shown here: what is the percentage radiochemical purity…

A: The hydrolyzed-reduced 99mTc impurity is separated using system #1, and the free Pertechnetate…

Q: A 0.8000 g sodium carbonate is dissolved in a 600 mL boiled water. A 100 mL aliquot was put in a…

A: Given: The mass of sodium carbonate in 600 mL boiled water = 0.8000 g We have to find the final…

Q: Consider the data at the table below at 298K and 1atm. When 1 mole of propene was combusted, wherein…

A:

Q: What is the Lewis structure of SCl2?

A: The given molecule is SCl2 . S is sulfur and Cl is chlorine Both the atoms in this molecule are non…

Q: For the environmental science majors and others interested - how does temperature affect solubility…

A: For the environmental science majors and others interested - how does temperature affect solubility…

Q: 10 A solution is -prepared by de dissolving 15.0g of NH3 in water. The final volume of the solution…

A: Molarity of solution is defined as number of moles of solute dissolved per litre of the solution.…

Q: What volume of a 0.5700.570 M NH4I solution is required to react with 831831 mL of a 0.2200.220 M…

A: Given :-  Pb(NO3)2(aq)+2NH4I(aq)⟶PbI2(s)+2NH4NO3  Concentration of NH4I(aq) = 0.570 M  Volume of…

Q: For the following d-electron configurations, find or show the following : a. Electron filling of eg…

A:

Q: 1 Select one: H 1.008 3 6.94 11 O a. CO₂ O b. MgCl2 O c. C6H12O6 d. Al2(SO4)3 4 Be 9.012 5 12 6 BC…

A: The ionic bond is an electrostatic attraction force, formed between the ions and it is a strong…

Q: The decomposition of ammonia on a platinum surface at 856 °C NH3 → 1/2 N₂ + 3/2 H₂ s zero order in…

A: A zero order reaction is independent on concentration of reactant

Q: A 77.0 mL77.0 mL portion of a 1.70 M1.70 M solution is diluted to a total volume of 258 mL.258 mL. A…

A: given data  A 77.0 mL or 1.70 M total volume = 258 ml after dilution  129 mL portion of that…

Q: Question:- We performed a titration with EDTA to determine the presence of Calcium in a limestone…

A: Complexometric titration are the type of volumetric titration in which a complex formed by metal…

Q: Vessel A containing an ideal gas at 300 K and 5.0x105 Pa pressure is connected with a vessel B by a…

A: According to Ideal gas equation number of moles is calculated as  :n=PVRTwhere , P= pressureV=…

Q: A solution of NaCl(aq)NaCl(aq) is added slowly to a solution of lead nitrate,…

A:

Q: Use the References to access important values if needed for this que Use the relationship between…

A: Given that H2Te is expected to be a stronger acid than the substance H2S. The given statement is…

Q: A chemical reaction between 6.0 g of substance A and 8.0 g of substance B, yields exactly 14.0 g of…

A: In the first reaction, 6.0 g of reactant A reacts with 8.0 g of reactant B to produce 14.0 g of…

Q: 18. The table shown below lists the naturally occurring isotopes of element X. Use this data to…

A:

Q: A 0.4997 g of unknown acid was titrated with 25.15 mL of 0.5513 N NaOH solution. Calculate the…

A:

Q: If both 1 and 3 are on the left side and 2 and 4 are on the right side. Which of the following…

A: In periodic table the elements on left side is electropositive and atom on right side are…

Q: Which of the following molecular geometries cannot have a trigonal bipyramidal electron group…

A:

Q: Which of the following compounds is/are polar? You may choose one or more compounds. If there are…

A: Polar covalent bond: The covalent bond is formed by the sharing of electrons between the atoms. If…