Multiply or divide the following measurements. Be sure each answer you enter con 183.34 m 0.55 s %3D x10 mol 970.3 mol 0.76 L L. X 1.6 mL 2.09 mL %3D

Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution (dissolvin...

A: Mass of ammonium bromide = 7.86 g  Mass of water = 118.0 g 

Q: When you react ammonia with a halogenated Alkane will you get only one organic product? Why or why n...

A: When you react ammonia with a halogenated Alkane you will get only one organic product and an inorga...

Q: NH2 Ketone cat. H*,H20 Amine Imine

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Q: The cyclic voltammetry curve of (B) is depicted in Fig. 5. The potentials along the x-axis are given...

A: The half wave potential can easily be determined from the cyclic voltammetry curve of a particular c...

Q: Complete the table below. Be sure each of your answer entries has the correct number of significant ...

A: The formula used is  :-  Kw = Ka× Kb  Where Kw = 10-14

Q: cat. HS0, OH HBr

A: Given reactions are :  (a).  (b).  Predict the major product from the following reactions and writ...

Q: 'N' N. • HCI N. H3C`CH3

A:   •Tripelennamine having various applications because it's metabolites show various properties again...

Q: The reaction NO2(g) + NO(g) = N20(g) + O2(g) reached equilibrium at a certain high temperature. Orig...

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Q: What is the major organic product obtained from the following reaction? 1. Hg(OAc)2 H20 2. NaBH4 OH ...

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Q: (a) Oxygen demand is an important parameter for assessing the extent of organic pollution in water. ...

A: #(a): (iii): Given the volume of water sample taken for analysis = 50 cm3  Chemical oxygen demand(CO...

Q: direct answer pls no explanation ANSWER NUMBER 2 ONLY

A: The reaction between solid white phosphorus and oxygen produces solid tetraphosphorusdecoxide.

Q: What are some differences and similarities between phosphines and phosphonates regarding the Wittig ...

A: Wittig reaction is a reaction in which a phosphorus ylide is formed using triphenyl phosphine and a ...

Q: The type of The ato

A: A chemical bond can be defined as a force of attraction between ions, atoms or molecules that result...

Q: You are given 6 mL of a solution that contains silver, lead (II), and copper (II) ions. The molarity...

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Q: What is the best choice of reagent(s) to perform the following transformation? ÓH a. H20, H2SO4 b. H...

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Q: Which solution will have the lowest pH (most acidic)? a. 0.10 M HCIO. b. 0.10 М НСIO с. 0.10 МКОН d....

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please re...

Q: A chemist prepares a solution of vanadium(III) chloride (VCl,) by measuring out 47.6 mg of VCl, into...

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Q: GENERAL SN1, SN2, AND ELIMINATION Which product (or products) would you expect to obtain from each o...

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Q: The Kjeldahl method was used to determine the nitrogen content of a soil sample. 25 g soil sample wa...

A: Mass of soil sample = 25 g Molarity of HCl = 0.05 M Volume of acid added = 10 mL Molarity of NaOH = ...

Q: SeF4 has a tetrahedral structure. Bond angles for IF6+ are 60 °. Selenium tetrafluoride (SeF4) is a...

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Q: Suppose that a corpse was discovered in a motel room at 11:42 PM and its temperature was 80° Fahrenh...

A: Given that

Q: Use the VSEPR theory to prefict what the shape for the molecular structure of the following molecule...

A: VSEPR Theory  1.Count the number of lone pairs and bond pairs on central metal atom. 2. If the compl...

Q: 4) A 11.31 g sample of a competitor's "SonicBloom" fertilizer is analyzed for its phosphorus content...

A: #4(a): Given the mass of fertilizer sample taken = 11.31 g Mass of the P containing precipitate, MgN...

Q: The ?a of a monoprotic weak acid is 0.00439 M . What is the percent ionization of a 0.105 M solution...

A: Given data : Ka of monoprotic weak acid = 0.00439 Concentration of weak acid [HA]o = 0.105 M

Q: In a sample of MgO held at 1500°C grains of MgO grew from 1um diameter to 10 um diameter in 1 hour. ...

A: Answer: In given data: T = 15000C, diameter= 1 to 10 um. time = 1.0 hrs. Diffusion energy = 250 kJ/m...

Q: Imagine that you are given 0.2500 g of a sample of copper(II) sulfate pentahydrate (CuSO4 • 5 H2O). ...

A: The mass of copper(II) sulfate pentahydrate (CuSO4 • 5 H2O) sample is = 0.2500 g The mass of dehydra...

Q: What is the pH of a 0.03 M weak acid solution? The K, of the said acid is 5.0 x 10. Note: Do not use...

A: Given :-  Concentration of weak acid = 0.03 M  Ka of acid = 5.0 × 10-5  To calculate :-  pH of solut...

Q: Draw the structure of the product that is formed when the compound shown below is treated with the f...

A: ->reagent -1-PBr3,Br2 2-H2O  

Q: Using the Boltzmann’s law, show that, for a spin-1/2 nucleus at thermal equilibrium at temperature T...

A: Solution is given as:

Q: At high temperature, 2.00 mol of HBr was placed in a 4.00 L container where it decomposed in the rea...

A: KC (Equilibrium constant) is the ratio of  product of concentration of products raised to their stoi...

Q: How are hydroelectric plants damaging to the ecosystem?

A: Hydroelectric system is very much useful in generating current without any pollution. But there are ...

Q: 8. Explain why is the first ionization energy for Ne > Ar 9. Explain why the electron affinity for M...

A: 8-   Neon has smaller size than argon. So, it has higher effective nuclear charge due to which outer...

Q: Imagine that have a cube of iron metal that you know has a mass of exactly 1.0000 grams because the ...

A: Exact Mass of the cube of iron metal = 1.0000 grams The observed value of the cube has a mass of 1.0...

Q: Question 19 Which of the following alkenes is most likely to undergo rearrangement upon acid-catalyz...

A: Option "C" is correct Mechanism is given in second step

Q: Protons and neutrons have Mass ww less equal high O Other

A: Please find your solution below : Electrons protons and neutrons are the subatomic particles that co...

Q: A 0.15 M weak acid solution is 5.5 % ionized. Calculate the H3O* ion concentration in the solutic O ...

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Q: At 250°C an equilibrium mixture of SbCl3(g), Cl2(g), and SbCl5(g) has the partial pressures 0.670 ba...

A: Answer: On bringing any change in the reaction parameter at equilibrium if will shift in the directi...

Q: What is the major product obtained from hydroboration–oxidation of 2-methyl-2-butene? Draw the molec...

A: Hydroboration–oxidation reaction: Alkene gives an electrophilic addition reaction with borane. Alken...

Q: Write down the d-electron count of [Fe(H2O)6]3+ and [Fe(CN)6]4-, from this guess which one will have...

A: Let us discuss its complex and splitting. 

Q: What is the pH of a 0.1250 M CH3NH3Br? Kb for CH3NH2 is 3.70e-4.

A: Given,  The pH of a 0.1250 M CH3NH3Br is : Kb for CH3NH2 is 3.70e-4.

Q: What are some errors in the experiment about the Heat of Dissolution of Salt?                       ...

A: Enthalpies of Solution and DilutionActual changes, like softening or vaporization, and compound resp...

Q: Nal 1) BrCHzC-0-сн-CH, acetone sol.

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Q: sample of a gas occupies a volume of 350 mL under a pressure of 0.75 atm. If the temperature is held...

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Q: In the old pharmaceutical system of measurements, masses were expressed in grains. There are 5.760 1...

A: 1 lb = 453.592 g = 453592 mg Given, 1 lb contains 5.760103 grains.Each tablet contains 5 grains of i...

Q: When ammonium sulfate dissolves, both the cation and the anion have acid-base reactions: (NH4)2SO4(s...

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Q: Calculate the wavelength of light required to break the bond between the two chlorine atoms in a chl...

A: Given,  The wavelength of light required to break the bond between the two chlorine atoms in a chlor...

Q: C-CH3 H301+ CH2NA CH3OH

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Q: Identify the chiral centers (mark with *) of the molecule below and assign the absolute configuratio...

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Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 480.0 mg sample...

A: Given: Mass of mercury=480.0 mg=0.4800 g Temperature change, ∆T=(48.8+273)-(35.2+273)=13.6 K Heat ne...

Q: Given: Enthalpy of atomisation of calcium =+ 178 kJ First ionisation energy of calcium =+590 kJ Seco...

A: