Determine the equilibrium constant for the following reaction at 25°C. 2 NH3(g) → N2H4(g) + H2(g) AG°, (kJ/mol) NH3(g) N2H4(g) -16.4 +159.4 H2(g)

Q: Determine the pH change when 0.093 mol HI is added to 1.00 L of a buffer solution that is 0.397 M in...

A: Answer: This is an acidic buffer whose pH can be calculated by using Henderson-Hasslebalch equation ...

Q: Give the molecular formula for each of the following molecules

A: We have to predict the molecular formula for given organic molecules.  

Q: reactants reactants oxidized reduced

A:

Q: Which compound has the highest boiling point? A. methoxyethane B. trimethylamine C. ethylmethylamine...

A:

Q: QUESTION 7 If the temperature of a gas is increased and at the same time the volume of the gas is de...

A: Option C is correct answer. Must stay the same.    

Q: A weak base (B) has a pKµ value of 6.08. At what pH is [BH*] = [B]? pH = What is the predominant spe...

A:

Q: e Chatelier's Principle

A: Common ion effect stop the dissociation of weak electrolytes. Or dissociation of weak electrolytes a...

Q: II rome File Edit View History Bookmarks Profiles Tab Window Help Watch Gilmore Girls | Netflix (2 u...

A:

Q: How many moles of carbon dioxide could be produced if 10 moles of octane, C gH 18, are combined with...

A: Given No. of mole octane = 10 moles  No. of moles oxygen= 20 moles  find no. of moles CO2     

Q: Using the concentrations 0.100M and 0.1766M, and the pKa of 3.752, what is the theoretical pH of a b...

A: pKa = 3.752  

Q: CI Н. CH,CH, CH,

A: IUPAC name -  (S)-2-Chlorobutane

Q: 131 For the radioactive isotope 15'I, the time required for 50% disintegration is 8 days. The time r...

A:

Q: 3 Consider the reaction of a 20.0 mL of 0.220 M C,H;NHCI (Ka = 5.9 x 10) with 12.0 mL of 0.239 M CSO...

A: It is an example of neutralization reaction  Here we are required to find the moles of reactant afte...

Q: 5.

A:

Q: The area of an object is calculated from experimental data to be 24.6623 cm2. The t absolute error i...

A: ANSWER:-    We can determine the area  by using  Absolute error = Experimental data - Theoritical da...

Q: Which one of the following compounds will be least reactive towards a Friedel-Crafts reaction? O phe...

A:

Q: Which of the following Grignard reagents can be used to make the alcohol below from an aldehyde? CH3...

A:

Q: Calculate q, w, AE, and AH for the process in which 76.4 g of nitrous oxide (laughing gas, N2O) is c...

A:

Q: Calculate the wavelength (in meters) of a photon that has a frequency of 6.0*; 10 ^ 13

A: Answer: Given value of frequency of photon is: ν=6.0×1013s-1

Q: N-H • You do not have to consider stereochemistry. • All carboxyl and amino groups should be drawn i...

A: Carbonyl center acts as electrophilic center at which nucleophilic addition reaction occur.  

Q: Draw the product of the reaction of cyclopentane carboxylic acid with the three different reagents l...

A: A. When carboxylic acid is treated with alcohol in presence of acid then corresponding ester will fo...

Q: Enter your answer in the provided box. A 431-g piece of copper tubing is heated to 89.5°C and placed...

A: Given, For  Mass of Cu is 431 g  At 89.5 °C  Mass of water is 159 g  at 22.8 °C  Specific heat of ve...

Q: For the following reaction, the cyanide nucleophile could reasonably substitute at either of two pos...

A: The reaction given is,    

Q: Which of the following structures are NOT aromatic? -N A B C `N' D ZI

A: The structures given are,  

Q: - activity coefficient for NH4' in a I .

A: Log Mean Activity Coefficient = -0.509|Z+Z-|√I

Q: HBrO will act as a Bronsted-Lowry acid or base when reacting

A:

Q: The H NMR spectrum of an unknown compound has a signal at 3.8 ppm that integrates for three hydrogen...

A: In H-NMR spectroscopy, lower the electron density around the hydrogen atom , more deshielded is the ...

Q: Determine whether the following reaction would be spontaneous or not. Fully explain the reason for y...

A:

Q: For the hydroxyl rotation of vinyl alcohol, which conformation (1 or 2) would be more stable and why...

A: A question based on atomic structure that is to be accomplished.

Q: Consider the ionization of HClO2 and identify each species listed as a Bronsted-Lowry acid, Bronsted...

A: Conjugate acid -base are the pair where there is difference of only one H+.  

Q: A sample of methane gas at a pressure of 1.15 atm and a temperature of 281•C, occupies a volume of 4...

A:   T1=281°C=(281+273)K=554K V2=448mL=0.448L V2=339mL=0.339L T2=?  

Q: Draw the chemical structure of 2-ethyl-N-

A:   Organic nomenclature is two ways 1. IUPAC name  2. Common name   IUPAC name is based on certain ru...

Q: Classify the reactions represented by these equations as either single or double displacement: (a) ...

A: Given reactions: (a) Hl(aq)+AgNO3 (aq) → Agl(s)+HNO3 (aq) (b) Fe(s)+CuSO4(aq) → FeSO4 (aq)+Cu(s)  (c...

Q: Five grams of vinegar solution was given to you to analyze for the percent acetic acid present in th...

A:

Q: Consider these compounds: A. Ca3(PO4)2 В. Ваз (РОд)2 C. Cuco3 D. PbSo4 Complete the following statem...

A: A question based on solution that is to be accomplished.

Q: Mn- (aq) BiO, (s) Bi-(aq) MnO, (aq) (acidic solution)

A:

Q: Convert 3.20 x 104 J to kilojoules

A: In this question, convert 3.20×104J to kilojoules:

Q: In this experiment, you are asked to combine 5.0 mL of 0.10 M Fe(NO3)3 with 1.0 mL of 0.0020 M KSCN ...

A: In this mixture of solutions , no precipitate would form as per solubility rules, so all ions would ...

Q: Which reacton sequence will gve higher yds of the peproduc termedate Febr AIC ntermediate Febr AIC

A:

Q: Which structure is the most likely product of the reaction below? CHCI3, KOH CI CI CI .....

A: ->First of all chloroform form carbene in presence of base .  

Q: What is the definition of supersaturated

A: The definition of supersaturated solution is given below

Q: How many moles of KIKI are in 320 mLmL of a 5.5 MM solution of KIKI?

A: Given, moles of KI = ? Molarity of KI solution = 5.5 M = 5.5 mol/L Note: 1000 mL = 1 L Volume of KI ...

Q: Given the reaction 2A (g) = B (g) + C(g) and the fact that Kc = 3.5 at a certain temperature. You pl...

A:

Q: For the hydrogenation reaction of (R,Z)-3-methylpent-3-en-2-ol shown below, which of the following s...

A: Option D is correct answer. a racemic mixture of enantiomers having stereo center at C2 and C3

Q: Calculate the pH of a 0.42 M H,SO4 solution. Give your answer to 2 places after the decimal.

A: given, molarity of H2SO4 solution = 0.42 M

Q: Choose the best substrate for a substitution reaction. O Alkyl iodide O Alkyl bromide O Alkyl fluori...

A:

Q: MEQ 3. How many mg of Magnesium Sulfate (MgSO4) should be added to an IV solution to provide 5 mEq o...

A:

Q: Indicate whether HIO3 will act as a Bronsted-Lowry acid or base when reacting with water.

A: In this question, indicate whether HIO3 will act as a Bronsted-Lowry acid or base when reacting with...

Q: write the line notation of the cell ii.) describe in detail how this galvanic cell is able to produc...

A: I) Line notation of galvanic cell is Oxidation half cell is written in the left side of salt bridge(...

Q: A diprotic base (B) has pk, values of 3.36 (pKp1 ) and 6.72 (pK»2). Which of the equalities is true ...

A: We would use the fact that at half equivalance point , pH = pKa  OR, pOH = pKb . From the given pH, ...