Spectrum 99 97 95 93 91 89 87 85 83 81 79 77 4000 3500 3000 2500 2000 1500 1000 500 Wave Number (cm-1) Assigned to the link Frequency (cm') Band Intensity M. Vibrational mode % de transmittance

Q: What mass of silver would plate onto the cathode if a current of 7.9 A flowed through the cell for 7...

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Q: Chlorine gas used for disinfection combines with water to form hypochlorous acid (HOCI). The HOCI io...

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Q: 30% of a radioactive substance has decayed after 10years, what is its half-life?

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Q: What is the pH of the buffer solution that contains 3.2 g of NH,Cl in 250 ml of 0.13. M NH,? Is the ...

A: Given data : Mass of NH4Cl = 3.2 g Volume = 250 mL  Concentration of NH3 = 0.13 M Kb of NH3 = 1.8 × ...

Q: According to the rules that were discussed early this quarter, which molecule should be the stronger...

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Q: What is the mass of 8.61E0 moles of carbon atoms?

A: We would use moles to mass conversion .   

Q: Temperature Click above or below the line for B or Activation Energy: 22.14 kJ/mol the transition st...

A: We can see from the given graph between [A] vs time that the reaction follows first order kinetics a...

Q: A 521-mLmL sample of unknown HClHCl solution reacts completely with Na2CO3Na2CO3 to form 13.1 gg CO2...

A: Given :-  Mass of CO2 = 13.1 g  Volume of HCl solution = 521 mL  To calculate :-  Concentration of H...

Q: Show the mechanism in propagation step of monobromination for Compound X below. Compound X

A: Halogenation of alkane: Alkanes can be halogenated in the presence of light or heat. The alkane does...

Q: Question 1 8-116 At a given temperature, which of the two aqueous solutions 1.0 M Na2SO4 or 1.0 M Na...

A: Given that, 1.0 M Na2SO4 and 1.0 M NaCl

Q: Part B Give a name to match the structure for the following compound: CH3 CH2CH2CH2OH. Spell out the...

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Q: At temperature, the 'H NMR of all-cis-1,2,3,4,5,6- room spectrum cyclohexanehexacarboxylic acid exhi...

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Q: Question 20 of 25 View Policies Current Attempt in Progress Propose an efficient synthesis for the f...

A: This is a multi step synthesis reaction . Detail mechanistic pathway is given below by which we can ...

Q: enthalpy of

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Q: QUESTION 2 What is the pH of a solution prepared by mixing 20.0 mL of 0.50 M NaOH and 35.0 mL of 0.5...

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Q: A chemistry mixes 108 g of H2O, with 186 L of NO2 at STP.  How many grams of NO will be produced?

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Q: Select all of the following which DO disturb equilibrium for the reaction A(s) + 2B(g) --> C(g) + 2D...

A: Equilibrium constant is unaffected by addition of a catalyst, addition of more  pure solid reactant ...

Q: A weather balloon calibrated at 0.00 °C to have a volume of 20.0 L has what volume in L at -22.3 °C ...

A: Given,  Initial volume of ballon(V1) = 20.0L Initial temperature (T1) = 0.00°C Final temperature (T2...

Q: Answer the following questions and show all calculations: a. Explain what a dilution factor is, in y...

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Q: The standard cell potential, E°, of a reaction is found to be 0.11 V. For this reaction, the value o...

A: Given- E°cell=-0.11volt

Q: Find the empirical formula of a compound given that the compound is found to be 47.9% zinc and 52.1%...

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Q: What kind of chemical reaction occurs when lime and carbon dioxide lead to the formation of calcium ...

A: When lime react with carbon dioxide the reaction occurs as., CaO + CO2 ---> CaCO3

Q: Ka for hypochlorous acid, HClO, is 3.0×10-8. Calculate the pH after 10.0 mL of 0.100 M NaOH have bee...

A: Given data : Volume of HClO = 40 mL Concentration of HClO = 0.100 M Volume of NaOH = 10 mL Concentra...

Q: A necessary step in the manufacture of sulfuric acid is the formation of sulfur trioxide, SO3, from ...

A: Equilibrium constant of an equilibrium reaction is given by aA + bB ↔cC +dDKeq = [C]c[D]d[A]a[B]b  

Q: e laboratory process de

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Q: What is the molarity of an unknown HCI solution with a specific gravity of 1.10 and an assay percent...

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Q: The Mole Concept Sulfur compounds are converted to H2SO4 while NO, compounds are converted to HNO3, ...

A: Given reaction is :  NH4+ + 2O2 --------> NO3- + H2O + 2H+  

Q: Galvanized nails are iron nails that have been plated with zinc to prevent rusting. The relevant rea...

A: The reduction of zinc ions into zinc metal is given by: Zn2+aq + 2e- → Zns

Q: 1. Suppose you have a solution of 25.0 ml pure water. You add add three drops of 1.0 M HCI to the pu...

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Q: What volume of 0.386 M KOH, V, can be neutralized with 70.0 mL of 1.68 M HNO,? V =

A: KOH and HNO3  are strong base and strong acid respectively 

Q: Professor Rowan is preparing for his experiment in Sinnoh Lab. The structures of the substances that...

A: London-dispersion forces are present in all the molecules. Dipole-dipole forces are present in molec...

Q: Lithium reacts violently with water to form aquoeous lithium hydroxide and hydrogen gas. Do you expe...

A: When lithium undergoes reaction with water then it forms lithium hydroxide and hydrogen gas The bala...

Q: N205(g) – 2 NO2(g) + 1/2 O2(g) is measured at different temperatures, with the following rate consta...

A: The rate of the reaction N2O5(g) → 2 NO2(g) + 1/2 O2(g)

Q: Draw the reaction mechanism showing bonds that are broken/formed

A: The reaction is hydrolysis of amide and the mechanism

Q: 5. Write the dissociation equations for each of the following. Determine the Ka for the cation and t...

A: The salt of an acid and base dissociates in water into its respective cation and anion. In the given...

Q: Select two trials that can be used to determine the reaction order with respect to A. [A], mol/L [B]...

A: We have find out order of reaction.

Q: An unknown ideal gas has a density of 0.163 lbs/ft^3 at STP.  What is the approx mol weight of the g...

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Q: Write Half Redox reaction of   (Cr2O7)^2-  = Cr(OH)3 . Please Write step by step

A: The hald redox reaction is

Q: Which of the following solutions can act as a buffer? Group of answer choices 100 ml of 0.2 M HCl + ...

A: Given,  Which of the following solutions can act as a buffer? Group of answer choices a). 100 ml of...

Q: What is the hydronium ion concentration in a 0.100 M solution of ammonium nitrate, NH4NO3, a salt co...

A: What is the hydronium ion concentration in a 0.100 M solution of ammonium nitrate, NH4NO3 a salt com...

Q: A 4.50g of Na reacts with 10.0g of water and produce sodium hydroxide and Hydrogen gas. Calculate th...

A: Given, mass of sodium (Na) react = 4.50 g mass of water (H2O) react = 10.0 g maximum amount of Hydro...

Q: The Mole Concept Sulfur compounds are converted to H2SO4 while NO, compounds are converted to HNO3, ...

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for you...

Q: If you observe the following reaction at equilibrium, it is possible to tell whether the reaction st...

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

Q: The [H+] concentration of a solution at pH 4

A: pH of a solution = 4   [H+ ] concentration = ? 

Q: Normality of a solution was determined by five different titrations. The results were 9.5  mL, 8.5 m...

A: Mean -  Is the arithmetic average of a set of given number.

Q: Assuming a concentration distribution ratio of 20, make calculations to show which is more effective...

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Q: how would I get from one to the other? how would I know what reagents to use?

A: Retrosynthesis : Retrosynthetic analysis is a technique for transforming the structure of a syntheti...

Q: A chemistry mixes 108 g of H2O, with 186 L of NO2 at STP.  How many grams of NO will be produced?  T...

A: NO2 is limiting reagent, it will consumed first.

Q: Question 4 Status: Not yet answered | Points possible: 1.00 Burning 1.02 g of a fuel causes the wate...

A: We know that  Heat released = C*ΔT (because here calorimeter is used )  Given - - > C = 3.09 KJ/°...

Q: 13. 12 moles CO and 12 moles Fe2O3 react as follows to produce iron and carbon dioxide. Determine th...

A: The balance chemical reaction :  3CO + Fe2O3 ---> 2Fe  + 3CO2  Number of moles of CO = 12 moles N...