The decomposition of N₂O4 at 25 °C, N₂O4(g) → 2NO₂(g) has Kc = 4.61 x 10-³. A 3.55 L vessel contained 0.0493 mol N₂O4 at equilibrium. What was the concentration of NO2 in the vessel? [NO₂] = M

Q: C. d. H₂ Se(aq) + Ba(OH)₂ (aq) → Contains two acidic hydrogens H₂ Se(aq) + Ba(OH)₂ (aq) + H₂Cr₂O7…

A: Acid-base reaction is also known as neutralization reaction in which an acid and a base react…

Q: Ammonia rapidly reacts with hydrogen chloride to make ammonium chloride as the only product. Write a…

A:

Q: It represents the quantitative relationship between activities and the electrode potential: it is…

A: To determine the term that represents the quantitative relationship between activities and the…

Q: A molecule with the molecular formula of C3H8O produces the IR spectrum shown below. Draw a…

A: In general for ethers, the C-H stretching vibration absorption bands are found in the 2800 to 3000…

Q: Platinum metal has a specific heat capacity of 0.133 J/g °C. A piece of Platinum metal with a mass…

A:

Q: The major product of the following reaction is OH H₂SO4 heat

A:

Q: How was x calculated, was quadratic or the 5% assumption used?

A: Here the value of "x" is calculated by using the quadratic equation which gives x = 0.0125 M

Q: Give a clear handwritten answer with explanation..give the answer only c part ?

A: c.) First we need to calculate the moles of both reactants and determine the limiting reagent.  Then…

Q: Sol. No. 1 2 3 4 5 Volume of KI (ml) 20 18 15 12 10 [KI] K 0.195121951 0.00039 0.175609756 0.0004…

A: If we plot logK' on the Y-axis and log[KI] on the X-axis, then we will get the following plot:

Q: 4. A closed gas system initially has volume and temperature of 4360mL and 646.0C with the pressure…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer…

Q: Gaseous butane (CH₂(CH₂)₂CH₂) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide…

A: Given, Gaseous butane (CH3(CH2)2CH3) reacts with gaseous Oxygen gas (O2) to produce gaseous carbon…

Q: If a chemical reaction produces a mixture of 80% R and 20% S, what is the % ee?

A:

Q: In the laboratory you dissolve 18.9 g of potassium sulfate in a volumetric flask and add water to a…

A:

Q: A car generates 5000 L of exhaust at 450. °C and 0.1 atm. How many mol of exhaust gas is this?…

A: Here we have to use the ideal gas equation.

Q: If 1.00 mol of glucose is submitted to combustion analysis, how many moles of CO2 and how many moles…

A: The complete combustion reaction of glucose: 1 C6H12O6 + 6 O2 -------> 6 CO2 + 6 H2O

Q: Sol. No. 12 3 4 5 Volume of KI (ml) 20 0.195121951 0.00039 0.175609756 0.0004 0.146341463 0.0005 12…

A:

Q: Which of the following transformations represent an increase in the entropy of the system. Choose…

A: Here, we have to find the transformation among the given transformations that will result in an…

Q: draw the reaction mechanism of benzoic acid with ethyl-4-aminobenzoate and 9-fluorenone

A: In this question it is asked to separate out all these three compound from mixture .

Q: Draw Newman structures for the structure shown below through the highlighted bond that correspond to…

A: It involves six structures.

Q: In the reaction BF3 + F¯ → BF BF3 acts what type of acid? O Lewis O O O O Bronsted-Lowry Lewis,…

A:

Q: For the reaction N2 (g) + 3H2 (g) → 2NH3 (g)  d. If 14.0 g of N2 were initially present, calculate…

A: The given reaction is, N2 (g) + 3H2 (g) --------> 2NH3 (g)  Here, 1 mol N2 reacts with 3 mols of…

Q: Why C=O in concentrated/pure aliphatic carboxylic acid appear at lower stretching frequency (1710…

A: The intermolecular forces like hydrogen bonds effects the IR absorption frequencies functional…

Q: 4. Sodium reacts with water to form sodium hydroxide and hydrogen gas. a. Write a balanced equation…

A:

Q: This sketch of a neutral molecule is shaded red or blue wherever the electrostatic potential at the…

A: Answer is given below

Q: Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic…

A: A bond is polar when it is made of two different atoms having considerably different…

Q: Can you please solve this questions 1.What is the mass in grams of 3 moles of potassium chlorate,…

A: In this question, we have to solve both the parts.

Q: Multiply or divide the following measurements. Be sure each answer you enter contains the correct…

A: Rules for determining the correct no. Of significant figures in answers: Rule 1. The result of an…

Q: Which of the following systems will make a buffer solution? System A: NH4OH/NH4CI System B:…

A: Here we are required to find the solution which can form buffer.

Q: Solution A is 2.00 L of a 2.00 M aqueous solution of copper(II) nitrate. Solution B is 2.00 L of a…

A:

Q: Your answer is incorrect. How many milliliters of 0.285 M AgNO3 solution are needed to react…

A: Given -> Molarity of AgNO3 = 0.285 M  Volume of CaCl2 = 22.7 ml  Molarity of CaCl2 = 0.320 M…

Q: a) Convert 1.041 atm to mmHg. 791.16 mmHg b) Convert 628 torr to bar. 0.84 bar c) Convert 668 kPa to…

A:

Q: At equilibrium the concentrations of N2 , H2 and NH3 are 4.0 M, 8.0 M and 4.6 M, respectively. Find…

A:

Q: 7. Write down the oxidation product with the following with mild oxidizing agent. a CH₂-CH₂-CH₂-OH…

A:

Q: Which of the following statements about dry cells is incorrect? O a. A primary cell is not…

A: Following properties exhibits by a chemical cells:-

Q: Balance the equation using lowest whate-number cofficients. equation :-/ C1₂ H2₂291 +0₂ → CO₂ + H₂O

A: The equation is ;  C12H22O11 + O2 ---> H2O + CO2  Balance a equation means in both side of the…

Q: For conjugated C=C with carbonyl group or another double bond, lower frequency for vibration and…

A:

Q: N2 (g) + 3H2 (g) ⇌ 2 NH3 (g) ∆H = -46.19 kJ Predict the direction the net reaction would proceed…

A: The given thermochemical equilibrium reaction is: N2(g) + 3H2(g) ⇌ 2NH3(g) ; ∆H = - 46.19 kJ Since…

Q: An aqueous solution of nitric acid is standardized by titration with a 0.102 M solution of barium…

A:

Q: Be sure to answer all parts. Convert 106°F (the body temperature of many birds) to K and °C. °C K

A:

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

A: HF is a weak acid with conjugate base F-(aq).  #Part-1: moles of KOH aded = 1 mol  moles of HF in…

Q: Assign oxidation states to all atoms in the following: 1) SF4 2- 2) CO3²-

A: oxidation state, the total number of electrons  that an atom either gains or loses in order to form…

Q: Consider the process: N₂H4(9) N₂H4 (1) Use the Table of Thermodynamic Properties to determine AS and…

A: Given reaction: N2H4 (l) →N2H4 (g)T = 25°C ∆Ssys =? J/K∆Hsys =? kJ∆Ssurr=? J/K∆Suniv=? J/K

Q: What volume of 3.5 M HCl is needed to neutralise 25 mL of 2.6 M KOH solution in a titration? HCl…

A:

Q: In each row, pick the compound with the bigger lattice energy. Note: lattice energy is always…

A: Lattice energy is defined as the energy required to convert one mole of an ionic solid into its…

Q: A 51.0 ml. portion of a 1.50 M solution is diluted to a total volume of 218 mL.. A 109 ml. portion…

A:

Q: Unit 4 Cove X Unit 4 Cove X deig volt hy as Unit 4 Cove X A. Linear F. Octahedral Review Test x B.…

A:

Q: Predice el (los) producto (s) principal (es) para la reacción a continuación: HBr

A: first reaction goes through carbocation intermediate. Here benzylic carbocation produced which is…

Q: D 121HHLH ← → https://www-awu.aleks.com/alekscgi/x/Isl.exe/10_u-IgNslkr7j8P3jH-IBMBkpcnaFu0F7UJ....…

A: Atoms are made up of subatomic particles called electrons, protons and neutrons. Protons are…

Q: The beautiful Taj Mahal in Agra, India, is made of marble, which consists primarily of calcium…

A: nitric acid, HNO3(aq) is a strong monoprotic acid. marble, CaCO3(aq) is a weak diprotic base.  So…

Q: 6. A closed gas system initially has pressure and volume of 0.612atm and 6.44L with the temperature…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…