A second order reaction has a rate constant of 3.14×10^-2 M^-1s^-1 at 305 degrees celcius. How many seconds will it take for 1/4 of the reactant concentration to be consumed

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Q: (a) How many grams of H202 are contained in a solution that requires for titration 14.05 mL of KMNO4...

A: Hii there, As there are multiple question posted. we are answering first question. If you need furth...

Q: 3. After addition of benzophenone, 6 M HCI is added to the Grignard reaction mixture. Why? Show the ...

A: Answer:

Q: 15 . Write the equations for the following induced nuclear reactions: 75 a) As (d, 2n)4? c) 20°BI(p,...

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Q: 11.8. (a) Explain why the concentration of dissolved oxygen in fresh water is an important indicator...

A: Oxygen is a nonpolar molecule, and water is a polar molecule, so there will not be any interaction b...

Q: Predict the products of the following reaction. If no reaction will occur, use the NO REACTION butto...

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Q: 6. Using the method of initial rates, show the calculation for determining the order, y, with respec...

A: Rate = conc^n Rate1/rate 2 - (conc1/conc2)^n (3.2× 10^-6)/(1.4× 10^-5) = (0.010/0.040)^n 32/140 = (1...

Q: If a buffer solution is 0.290 M in a weak base (K, = 1.4 × 10-5) and 0.580 M in its conjugate acid, ...

A: pH of the buffer solution is determined by the Henderson-Hasselbalch equation as shown below: pH = p...

Q: 2Fe(OH)3 + 3(NH4)2SO4. Calculate the mass of (NH4)2SO4 produced when 3.67 g Fe(OH)3 Consider Fe2(SO4...

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Q: 2 NOBR(g) 2 NO(g) + Br2(g) A sample of nitrosyl bromide (NOB1) decomposes according to the equation ...

A: The equilibrium reaction given is, Given: Volume of vessel = 5.00 L. Mass of NOBr at equilibrium = ...

Q: What is the molecular equation for Copper (II) sulfate and Sodium Phosphate?

A: • We need to write the molecular equation for the reaction of copper (II) sulfate and sodium phospha...

Q: A local FM radio station broadcasts at a frequency of 88.2 MHz. Calculate the energy of the frequenc...

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Q: A solution contains 0.106 M sodium cyanide and 0.344 M hydrocyanic acid. The pH of this solution is ...

A: A question based on equilibrium concept that is to be accomplished. 

Q: Consider the following balanced reaction: Al203 + 3H20 → 2AI(OH)3 If 2.44 x 1020 Al203 formula units...

A: The number of molecules can be determined by the number f moles of the compound produced in the reac...

Q: A lawn fertilizer is rated as 4.57% nitrogen, meaning 4.57 g of N in 100 g of fertilizer. The nitrog...

A: We can solve the problem as below : 1 mole of Urea, (NH 2) 2 CO has = 2 moles of nitrogen. So, we ca...

Q: Which element possesses the least number off unpaired electrons? A. Co В. Cr С. C. Cu D. Mn

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Q: 16. te law for the reaction is rate = k[NO,][CO] ? (a) Increasing the pressure of NO2 from 0.1 atm t...

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Q: Complete the table below. Round each of your entries to 2 significant digits. You may assume the tem...

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

Q: Calculate e* values for the galvanic cells based on the following overall reactions. Assume that all...

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Q: Which never changes the position of a system at equilibrium? O Changing the concentration of one com...

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Q: The following show optical isomerism, EXCEPT:

A:   Optical activity : the property of  rotation of plane polarised light is called optical activity  ...

Q: Na,CO3(aq) + CaCl2(aq) → 2 NaCI(aq) + CaCO3(s)

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Q: What volume of 0.150 M AgNO 3 solution is required to react with 80.0 mL of 0.0660 M CaCl 2 solution...

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Q: Previous Answers A solid mixture consists of 25.5 g of KNO, (potassium nitrate) and 4.5 g of K,SO, (...

A: Initially we have taken 25.5 g of solid KNO3 in which we dissolve them and we then check the gram to...

Q: Which never changes the position of a system at equilibrium? O Changing the concentration of one com...

A: Adding a catalyst never changes the position of system at equilibrium because a catalyst speeds up b...

Q: Using temperature data from the experimental runs a graph is created plotting lnk versus 1/T where T...

A: This can be explain by Arrhenius equation. see below

Q: Lime, CaO, can be produced in two steps as shown in the equations below. If the percentage yield of ...

A: Given : Percentage yield of step 1 = 83.5% Percentage yield of step 2 = 71.4%

Q: 2AI(OH)3 Consider the following balanced reaction: Al203+ 3H2O If 2.44 x 1020 Al203 formula units re...

A: Given :-  Al2O3 + 3H2O → 2Al(OH)3  No. of formula units of Al2O3 = 2.44 × 1020  To calculate  :-  No...

Q: Combine the following half-reactions to obtain a balanced overall redox reaction.  WO3+6H++6e−→W+3H...

A: We have to combine these two equations to obtain a balanced overall redox reaction.

Q: Prepare 100 mL of 0.01 M acetate buffer, pH 3.80, from stock solutions of 0.1 M acetic acid and 0.02...

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Q: For the following reaction, 96.8 grams of perchloric acid (HCIO4) are allowed to react with 26.6 gra...

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Q: you are given 15ug/ml atrazine to prepare a 3 ppb solution  a. use te terms working and stock to de...

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Q: Consider the following data on some weak acids and weak bases: acid base Ka K, name formula formula ...

A: The solutions given are of KCl, CH3NH3Cl, NaCN and C2H5NH3Br.  

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A: This is bicyclic compound  , to name it keep following rules in mind. 1. Numbering should start from...

Q: Rate dr Reatin tab mg + Itch toble 1: volume of gos produced In 3 cm strip mgt 5o-o ML ItCL gus, O E...

A: In the reaction between magnesium and hydrochloric acid, the salt magnesium chloride is produced whi...

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Q: For the following reaction, 5.48 grams of zinc oxide are mixed with excess water . The reaction yiel...

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Q: Calculate the change in pH when 4.00 mL of 0.100 M HC1(aq) is added to 100.0 mL of a buffer solution...

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Q: 10.6. A sample of S, a ß- emitter, has an activity of 0.100 µCi. In 20.0 days, the activity o the sa...

A: Given,  Initial amount, [A]0 = 0.1 µCi  Final amount, [A] = 0.0853 µCi  Time, t = 20 days   

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Q: (Use the lowest possible coefficients for all reactions.) КОо (8) + HәО() -> коН(ад) + О»(9) + HәО,(...

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Q: In the reaction below, the lowest energy of activation is associated with attach at which position o...

A: Given : We have to tell which position will be suitable for the following substitution reaction.

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Q: A student needs 25.0 mL of 7.18x10 4 M FD&C Blue Dye No. 2 solution. If the student has 2.00 mM FD&C...

A: We will solve this question using molarity equation.

Q: What is the of a buffer that has [CH3CO2H] = 0.700 M and [CH3CO2]- = 0.600 M?

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Q: Problem Set Ch 4 NAME: Please complete this assignment on a separate sheet of paper. 1. Show how eac...

A: Non-electrolytes are those compounds which doesn't furnish ions when dissolved in water. Non- electr...

Q: if you start with 50 grams of cobolt-60 how many grams would you have of it left after 5 half lives

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Q: Mark whether the following compounds are soluble or insoluble in water: A: Hg2l2 B: Barium Sulfate C...

A: To check the solubility of these compounds , we would use solubility rules .     Note : As you have ...

Q: What volume of carbon monoxide is required to react completely with 0.836 mol of sulfur according to...

A: We have to predict the volume of CO.