The second order reaction A Products takes 13.5 s for the concentration of A to decrease from 0.740M to 0.211 M. What is the value of k for this reaction? |M 's1 4. 6. C 3. 2. 5.

Q: 1) A 25.00 ml sample of unknown concentration of the glycolic acid, HOCH2COOH, was titrated to the e...

A:

Q: Select the lesser of each of the following pairs of radii.   The covalent radius of Ga  The covale...

A: 1). From left to right in a period, covalent radii decreases.  Lesser radii is The covalent radius o...

Q: Sulfur dioxide and oxygen react to form sulfur trioxide during one of the key steps in sulfuric acid...

A: Volume of tank = 125 L Initial moles of SO2 = 12 mol Initial moles of O2 = 9.3 mol Equilibrium moles...

Q: What is the chemistry behind the presence of salt that will increase rusting of metals?

A:  We know that rusting is an example of redox reaction in which  two half reaction occurs where in on...

Q: BALANCE THE FOLLOWING REDOX REACTIONS (3) S + so. I' (basic)

A: Redox reaction is tha where oxidation and reduction both happens. . Here S is getting oxidised and l...

Q: At a given temperature, the elementary reaction A = B, in the forward direction, is first order in A...

A: The brief calculation of equilibrium constant for both the reaction is given below

Q: The molar conductivity at infinite dilution of hydrochloric acid, sodium benzoate, & sodium chloride...

A: Given :  Molar conductivity of hydrochloric acid = 426.2 Scm2mol-1 Molar conductivity of sodium benz...

Q: bleach

A: In this question we have to explain that the difference between a bleach safe for white clothes and ...

Q: How many moles of oxygen are consumed in burning 1.6 moles of Benzene, C6H6?

A:

Q: For the reaction, 3 X=Y, If 1.5 moles of Y and 10.5 moles of X are introduced into a 3.00 L flask at...

A: Kc is known as equilibrium constant and it is equal to the ratio of equilibrium concentration of pro...

Q: Compute the molecular formula of the following a. 80% C and 29% H and molecular mass of 30 amu b. 83...

A: The process of determination of molecular formula has been provided.

Q: Calculate the density of (101) of Ag.

A: Relative density of silver (Ag) = 10.8 Density of water = 1000kg/m3  

Q: A certain reaction has a rate law of rate= k[C]. The activation energy for this reaction is 3.0000 x...

A:

Q: I. Determine the molecular geometry of the encircled atom in the following organic molecules by givi...

A: Lewis structure of the atom in a molecule includes bonded electron pairs and non-bonded electron pai...

Q: 24

A: To select correct statement for given energy profile diagram. The given energy diagram involve two t...

Q: orbital is the LUMO, an antibonding orbital. The four Hückel molecular orbitals for 1,3-butadiene ar...

A: Given question is that we have to tell lowest possible excitation energy of benzene

Q: Assuming you have two flasks at the same temperature, one has a volume of 4 L and the other one has ...

A: Answer is attached below

Q: Br2 (9) Initialy, 3.4 atm each of bromine gas and chlorine gas are added to a steel cylinder and the...

A: Answer:-              Given initially pressure of Br2 and Cl2                  are 3.4 atm and at eq...

Q: What is the chemistry behind the following: b. Presence of salt that will increase rusting of metal...

A: Oxidation of metal is behind the rusting of metal.

Q: Fe"m) Mn" w) 2. Given a reaction in acidic medium: MnO, (m) + Fe" 0) d. Calculate the overall cell p...

A: I am using standard reduction potential from a reference book. 

Q: How do you remove substances that Give The Same Reaction As Sugar With Nylander’s Test?

A: Solution: The reaction is sugar with Nylander's test is shown below: A black precipitate of metallic...

Q: A mechanism for a naturally occurring reaction that destroys ozone is: O3(9) + HO(g) → HO2(g) + O2(g...

A: Reactant is a substance that carry out the reaction.  Catalyst is the substance that catalysis the c...

Q: 10.5. Write the equations for the following induced nuclear reactions: 4? 75A 200 e) 4? (a, p) 2Ti d...

A: 10.5.  n ( α, p) type nuclear reaction, a nucleus (  AzX ) reacts with an α particle ( 42He )and pro...

Q: Sence all have two Identicl grous I II III I e I andConshtuhonal I and IlI stereoiso mers that are d...

A: Complete solution is given below in next step 

Q: Label and encircle the functional groups present in Vancomycin

A: Functional groups are the group of atoms that shows a characteristics chemical  behavior towards ext...

Q: Calculate Ke. for the reaction A (aq) + B (aq) 2C (aq) if at equilibrium [A] = 0.62 M, [B] = 0.53 M,...

A: The Keq of the above reaction can be calculated as follows 

Q: Calculate the value of AH for N2H4 (1) + 02 (g) + N2 2 NH3 (g) + 3 N20 (g) N20 (g) + 3 H2 (g) 2 NH3 ...

A: To determine the value of ∆H of the reaction Hess law. According to Hess law the enthalpy change of ...

Q: Asteltoxin, isolated from cultures of Aspergillus stellatus, exhibits a potent inhibitor on E. coli ...

A: Given:- Asteltoxin, isolated from cultures of Aspergillus stellatus, exhibits a potent inhibitor on ...

Q: Fraction no. Elution Vol. (mL) Abs                      (λ = 410)   Fraction no. Elution Vol. (...

A:

Q: H2 (g) + 12 (g) 2 HI (g) Initially, 3.7 atm each of hydrogen gas and iodine gas are added to a steel...

A: at equilibrium  the value of HI is given from this we can calculate the value of  x or change. so fu...

Q: decades

A:

Q: Aqueous solutions copper (II) sulphate and sodium sulphide are mixed. A solid forms. a. Write a mole...

A: Handwritten complete solution is provided in Step 2.

Q: O A. The overall order of the reaction is 2. O B. The overall order of the reaction is 1. OC. The re...

A: 1. The overall order of the reaction is 1. As in the rate of the reaction is dependent on the amount...

Q: Is it necessary to bleach the hair prior to application of a hair dye? Why?

A: No, you don't need to bleach before hair coloring. sometimes you can. It's totally depends on what y...

Q: Use the van't Hoff Equation constant to determine the Delta H rxn for the following equilibrium reac...

A: Vant's Hoff equation help us in prediction of enthalpy change of a reaction and value of an equilibr...

Q: 4. The major ways to utilize, capture, or store the sun's energy are solar thermal, solar voltaic, b...

A:

Q: What is the conjugate base of H3PO4? OA H2PO42- А. OB. HPO42- OC.OH O D.PO43- O E. H2PO4

A: Write conjugate base of H3PO4 ?

Q: 8. Explain why (1S,3R)-3-tert-butylcyclohexyl bromide undergoes E2 elimination with potassium tert-b...

A: E2 elimination is elimination reaction where the rate of the reaction depends on both the reactant a...

Q: If one fluidounce of a cough syrup contains 10 gr of sodium citrate, how many milligrams are contain...

A: Thus, 5 mL solution contains 1.6907 g of sodium citrate.

Q: According to the following reaction, how many grams of aluminum sulfate will be formed upon the comp...

A: Given sulfuric acid = 21.8gram

Q: can this molecule have resonance structures? How do I draw them?

A: A question based on molecules that is to be accomplished

Q: When writing the Kc expression for the equilibrium below, which of the following terms (with proper ...

A:

Q: Given the pair of reactions snown below, where all species are aqueous, with their equmibrium consta...

A:   Given equilibrium reactions are   1.   AB2  <-->  A  +  2 B                                 ...

Q: Hydrolysis Place 1 mL of tert – butyl chloride in a test tube and add 5 mL of dilute NaOH solution. ...

A:     As per the guideline, since you have asked multiple questions, we have solved the first question...

Q: Which of the following is the conjugate acid of C2042-? O A. HC204 O B. HC2042- OC.H2C204 O D:HC204 ...

A: Given, C2O42-  

Q: A metal crystallizes in a face-centered cubic lattice. The radius of the atom is 128 pm and the dens...

A: The radius of atom is 128pm  The density of element is 8.92 g/cm3 The number of atom present in unit...

Q: Which one has lower vapor pressure? C2H6 or CH4

A: We have given two compounds C2H6 and CH4. We need to tell which among them has lower vapour pressure...

Q: 4- Give structures of the Grignard reagent and the aldehyde react to yield each of the following alc...

A: structures of the Grignard reagent and the aldehyde or ketone that would react to yield the followin...

Q: Given the following proposed mechanism, predict the rate law for the overall reaction: 2 NO2 + Cl2 s...

A:

Q: You are assigned one of the unknown compositions below according to your last name. Let’s assume you...

A: The three components can be separated by the principle of solubility of organic and ionic compounds....