Given the first order reaction A(g)  -- >  B(g)  +  C(g)  + 3D(g) with a rate constant of 6.0x10-4 s-1 at 298 K.  Starting with a 1.00 mol/L of A(g), how long will it take for this to decrease to 0.500 mol/L?

Q: For each system listed in the first column of the table below, decide (if possible) whether the chan...

A: The degree of randomness is measured by entropy and greater the randomness, greater is the entropy. ...

Q: A chemist measures the amount of hydrogen gas produced during an experiment. She finds that 90.8 g o...

A: Given :- mass of H2 gas = 90.8 g  To be calculated :- no. of moles of H2

Q: ccording to Table F, which compound is most soluble in water 1) barium phosphate (3) sodium acetate ...

A: Given Compound  Barium phosphate  From the table Phsophate ion is in the Column that showing ions fo...

Q: If the reaction below begins with 0.150 M sodium fluoride, what would be the concentration of NaOH a...

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Q: If the same amount of energy in the form of heat is added to 5.00g samples of each of the metals bel...

A: Specific heat capacity is defined as the amount of heat required to raised the temeperature of 1kg s...

Q: For the balanced chemical reaction 4Al + 3O2 → 2Al2O3 how many grams of Al2O3 can be made by react...

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Q: write the half-reactions and draw the cell diagram for a galvanic cell (short hand cell notation) in...

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Q: 1) Draw the acid/base products of the following reactions: HO. NaOH HCI NH2 NaOH HCI HO

A: Acids give H+ ion to form its conjugate base. Bases accept H+ ion to form its conjugate acid. They a...

Q: Write the balanced chemical equations representing the following reactions. Identify the (a) type of...

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Q: Does Ethylene or Hydrogen Chloride experience weaker intermolecular forces?

A: To check the strength of intermolecular forces , we would determine the type of molecule or compound...

Q: QUESTION 2 The decomposition process of peroxyacetyl nitrate, PAN is a first order reaction with a h...

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Q: Given a concentration of a solution, determine the amount of solute. Percent volume to volume is the...

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Q: Mailea determined the pH of acetic acid (a.a.) and benzoic acid (b.a) by using pH paper. According t...

A: The pH of a solution can be determined by using the pH paper. The change in color of pH paper indica...

Q: Step1: 2SO2(g) + 2NO2(g) à 2SO3(g) + 2NO(g) Step2:    2NO(g)  +  O2(g)  à 2NO2(g) Which of the foll...

A: Catalyst is a substance that tends to speed up the reaction. It is recovered at the end of the react...

Q: Calculate the pH for each case in the titration of 50.0 mL of 0.120 M HCIO(aq) with 0.120 M KOH(aq)....

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Q: A sample of 7.50 mol of gas in a 10.00 L container is at 45.0 °C. What is the pressure of the gas?

A: We would Calculate pressure of the gas using ideal gas equation. 

Q: Which of the following are characteristics of organic compounds? Select all that apply. Soluble in w...

A: There are some special chracteristics by which we can identify from other classes of compound .  The...

Q: For the prelab today, all solutions were made using the procedure as outlined in your lab manual. Wh...

A: Solution Concentration Of [Fe(SCN)2+] (M) =     Absorbance/(ε × l) Concentration Of Fe3+ (M) = i...

Q: ) You are given an aqueous solution contaminated with the following molecule. Decide if you would us...

A: Given Compound  Solvents for extraction = Diethyl ether and water

Q: Display the groups of the periodic table and their charges.

A: There are 18 groups in periodic table as follows : Group 1- Alkali metal Group 2- Alkaline earth me...

Q: In lab two dikferent mobile phase compositions were used for column Chromatoghaphy. DiSCUSShow the h...

A: The solution of the answer is given below:

Q: What is the pressure in a 5.00 L tank with 7.60 moles of oxygen at 39.3 °C?

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Q: Click the "draw structure" button to launch the drawing utility. Using curved arrow notation, draw a...

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Q: The starting concentration (time zero) of Crystal Violet Dye is 1 x 10-4 M. Calculate the concentrat...

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Q: a stuent titrates 50 mL of saturated calcium sulfate against 34.75mL o 0.115M NaOH to reach her equi...

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Q: Determine the value of K, for this reaction at the same temperature. The gas constant, Ris 0.0821 L ...

A: Given, Kp = 41.0 at 400K Gas constant, R = 0.0821 L.atm.mol-1.K-1. Temperature, T = 400K

Q: What is the major organic product of the following reaction? H20, H2SO, HgSO, OH %3D IV

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Q: From the stock solutions of 1.00-mol L acetic acid and 1.00-molL of sodium acetate, six solutions we...

A: Since you have asked a question with multiple subparts, we will answer only first 3 subparts for you...

Q: QUESTION 4 The equilibrium constant, Ke for the following reaction at 698 K is 54.8. X2 (g) + Y2 (g)...

A: Given data : Kc = 54.8 [X2] = [Y2] = 0.020 M [XY] = 0.530 M

Q: At a certain temperature the vapor pressure of pure benzene (C,H) is measured to be 0.44 atm. Suppos...

A: Given data: Mass of benzene = 137 g Mass of heptane = 131 g  Vapor pressure of pure benzene = 0.44 a...

Q: 0.0026 moles of H2SO4 were used for a certain titration. How many moles of NaOH are consumed in the ...

A: Question 5.  Given : no.of moles of H2SO4 = 0.0026 mol  To calculate :- no. of moles of NaOH used in...

Q: Select the false statement that describes the following Maxwell-Boltzmann graph. T2 Kinetic energy E...

A: For a chemical reaction, the rate of reaction increases as we increase the temperature of the reacta...

Q: How many of the following species are stabilized by resonance? O 2 O 1 O 4 O 3

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Q: y as AS V

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Q: Why is agron the smallest than the other elements in period 3?

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Q: This is the chemical formula for acetic acid (the chemical that gives the sharp taste to vinegar): C...

A: Here formula of acetic acid is given. And given moles of oxygen in the sample is 0.015 moles We have...

Q: Attached below is the chemical reaction of sulfation. If 1.5 g of ZnS is roasted, what is the perce...

A: To solve this problem we have to calculate the percentage yield of ZnSO4 

Q: n lab two different mobile phase compositions (acetone and hexanes) were used for column chromatogra...

A: The solution of the question is given below:

Q: Be sure to answer all parts. Complete the reactions to show the synthesis of the following product f...

A: Please find the below attachment.

Q: Which of the following statements is correct?  A. The rate of a reaction decreases with passage of ...

A: Rate of a reaction is expressed either in terms of rate of disappearance of reactants or rate of app...

Q: Does ethanol or propanol have lower vaopr pressure?

A: The answer is given below

Q: Three titration trials were performed and three molar concentrations of NaOH were calculated. The th...

A: We would use formula to calculate standard deviation . 

Q: Consider a 3.570 g sample of C4H10. How many molecules are in this sample?

A:                                     Mass of C4H10 = 3.570 g       Molecular mass of butane (C4H10)= ...

Q: A solution is made using 74.6 g of phenol (MM = 94.11 g/mol) and 90.0 g of acetone (MM = 58.08 g/mol...

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Q: For each system listed in the first column of the table below, decide (i possible) whether the chang...

A: We are given with three statements and we have to tell whether the entropy will increase or decrease...

Q: Consider the following reaction. 2HI (g) = H2 (g) + l2 (g) Ke = 0.020 at 720 K If the initial concen...

A: The mathematical expression for reaction quotient(Qc) of a reversible chemical reaction is similar t...

Q: In each of the molecules drawn below one chemical bond is colored red. Decide whether this bond is l...

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Q: Twhat would be the order of elution I f H 3-nitrotoluicacid, 2-naphthol, and l,4-dimethoxgbenzene Wi...

A: Chromatography is a physical method of separation in which the components of a mixture are partition...

Q: Which has the greater number of particles, 6.022x1023 N, molecules or 28.02 g of N, molecules? Selec...

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Q: If 801 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g °C) that...

A: For the first question simply it follows the  q= ms∆t equation.   For the second one it is the case ...