What is the total change in entropy of the universe (system + surroundings) if 4.4 g of CO(g) reacts completely with O2(g) to form CO2(g) under standard conditions (25 C, 1.0 bar, ideal gases)?

Q: What percentage of Na atoms are in the lowest excited state in an acetylene-air flame at 2,500 K?…

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Q: What is the correct IUPAC name of the structure presented. (Follow this format Branch-Carbon…

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Q: ACTIVITY # 4 PROBLEM SOLVING 1. If 22.5 L nitrogen at 748 mm Hg are compressed to 725 mm Hg at…

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Q: Adenosine triphosphate (ATP) is a compound that provides energy for biomechanical reactions in the…

A: Given: ΔH = -20.0 KJ/mol = -20000 J/mol. And ΔS = 34.0 J/K.

Q: A galvanic cell is powered by the following redox reaction: 2 MnO4(aq) + 4 H,0(1) + 3 Zn(s) 2+ 2…

A: Given reaction is :  2MnO4- (aq) + 4H2O (l) + 3Zn (s) ------> 2MnO2 (s) + 8OH- (aq) + 3Zn2+ (aq)…

Q: Which of the folowing statement is false when a solution is prepared by adding 10.4 g of potassium…

A: In this question, we have to choose the statement which is given false.

Q: 2.49 g CuO + 5.05 g H2SO4 which reactant would limit the quantity of copper (II) sulfate that could…

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Q: When solid Mg metal is put into an aqueous solution of Cu SO, , solid Cu metal and a solution of Mg…

A: Write net ionic reaction of the given---

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Q: NaH OH PPH3. R ОН 12 R

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Q: Show how to use the microanalysis data to determine the number of cod (C8H12) ligands per Pd. C,…

A: Given: Mass percent of Pd = 37.27 % And mass percent of C = 33.65 %

Q: Po undergoes four decay reactions: a, B, a, ß. Step 1. °Po undergoes a decay to give Pb 84 Step 2.…

A: Bi-214 undergo alpha decay (24He),then water is product of this step ?

Q: Calculate the induced dipole moment of SO2 due to a K+ ion that is 5.2 Å away from the center of the…

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Q: The following compounds contain a Carbonyl group, except Acetaminophen Citric Acid Phenol…

A: First, we see structure of the given molecules

Q: What would 0.03 bq of Cs be equivalent to? What i mean by this is, how much is that when compared to…

A: Given :0.03 bq of Cs  We have to determine:  What would 0.03 bq of Cs be equivalent to i) in terms…

Q: Using the MO diagrams below, identify the orbital from which an electron is removed, and the bond…

A: (a) In case of HCl, Valence electron configuration of H: 1s1Valence electron configuration of Cl:3s2…

Q: Concentration of Hydrochloric Acid (M) 0.07036 22°c Temperature (°C) Titration 3 Titration 1…

A: The data given is, And the concentration of HCl = 0.07036 M

Q: CH;0 Br major minos major minor CH;0 Br QUESTION 3 Which of the following are chemists we have…

A: Given: The chemists which may be discussed in organic chemistry classes are:

Q: To study the effects of a weakly acidic medium on the rate of corrosion of a metal alloy, a student…

A: First we would Calculate Kb value using Ka of acetic acid.  Then first we write chemical equation…

Q: A solution contains 118.5 g KI per liter solution. Calculate the concentration in a) % w/v b) % w/w…

A: Given: mass of KI = 118.5g Volume of solution = 1 L Density = 1.078 g/mL

Q: Cfions: Choose the letter that corresponds to the correct answer and write it on the space provided…

A: Answer: These question are based on general chemicals and processed those are applicable in our day…

Q: When mixing formic acid and ammonia together, which direction will be favored at equilibrium?…

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Q: What is the equilibrium concentration of Br2 if [HBr]=0.35M, [H2] =0.22M at equilibrium? K=62.5 H2 +…

A: Given that -  Equilibrium constant , K = 62.5  Hydrogen bromide concentration, [HBr] = 0.35 M…

Q: Need solution to all if not answered I'll downvote solution       Which of the reactions are…

A: Redox reactions are those reactions in which both oxidation and reduction take place simultaneously.…

Q: Metals have properties that can be used for various applications. Determine the property of metals…

A: Metal electrodes have been found to carry the highest number of ions; thus,  pure metal is the most…

Q: 24. Propose an efficient synthesis for each of the following transformation: Br > (a) OH (b)

A: The conversion is given as,

Q: Scientifically, nitrogen and hydrogen at high temperature are converted to ammonia. When 350 grams…

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Q: 2. List the quantum numbers associated with 1-7 n = possible mi %3D

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Q: How is using thiamine as a catalyst rather than cyanide an application of green chemistry?

A: Please find your solution below : Green chemistry is a branch of chemistry in which the chemical…

Q: 4. At 50°C, the vapor pressure of CS2 is 854 Torr. A solution of 2.0 grams of sulfur in 100.0 gm of…

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Q: Nitrogen gas escapes through a pinhole in 68.4 seconds. Under the same conditions, a gaseous…

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Q: (3, 0, U, +2) 4 Write the kondensed ground state electron conng. for the following elements using…

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Q: Click the "draw structure" button to launch the drawing utility. Vhat is the major monobromination…

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Q: Please don't copy the answer In the experimentation where we oxidize cyclohexanol with bleach…

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Q: H,C. H,C. CH H,C 2. ÓCH2CH2CH3 3.| CH Br

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Q: Errors that are independent of the size of the sample being analyzed. * the sample

A: The relationship between the standard error of the mean and the standard deviation is such that, for…

Q: QUESTION 7 Which of the following hexachlorocyclohexanes is the least reactive in an E2 reaction? CI…

A: ->For E2 elimination reaction antiperiplanar beta hydrogen is required . ->In substrate where…

Q: What is the correct IUPAC name of the structure presented. (Follow this format “Branch-Carbon…

A: Given compound is :  Give the IUPAC name of the given compound = ?

Q: Br

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Q: QUESTION 10 What products are obtained when (R)-2-bromobutane reacts with CH 30 /CH 30H under…

A: In E1 elimination reaction zaitsev product (more substituted alkene is formed) is major product...…

Q: All the 6 products on the left are composed of organic compounds. Question How do you think these…

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Q: describe the position of the equilibrium when we mix equal amounts of N2, H2 and NH3 at 400K. The…

A: Equilibrium equation is as follows: N2  + 3 H2 ----> 2 NH3

Q: Annotate the NMR spectra. Assign the hydrogens to the structure of methyl 3-nitrobenzoate.

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Q: The standardized basic solution (0.0939 M) was then used in getting the total acidity of a food…

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Q: Calculate mass in grams of solute in: a) 450 mL of 0.164 M KNO3. b) 27.0 mL of 8.75 x 104 M benzoic…

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Q: Calculate the free energy change for the reaction shown below at 10 degree Farenheit. 12C5 + 3 Br8…

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Q: n: Mg (s) + l2 (s)- of Mg react with 3.56 moles of l2, and 1.76 moles of Mgl2 Mgl: (s)

A: Reaction :  Mg       + I2              =             MgI2 3.18 mol 3.56 mol…

Q: 3. What does the line separating the solid phase from the gas phase represent?

A: Answer: Phase diagrams give us detail description of phase change of the substance from one phase to…

Q: Calculate the value of internal energy if 670J of heat energy is absorbed by the surrounndings and…

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