Why does table salt get wet in rainy season?

Q: 7) Which structure below represents a ketone? A) CH3CH2 0– CH,CH3 B) II C- Он C) CH3CH2C H D) -ċ-CH3...

A:

Q: A chemist dissolves 190. mg of pure nitric acid in enough water to make up 190. mL of solution. Calc...

A: Given : mass of nitric acid i.e HNO3 = 190 mg = 0.190 g                                             ...

Q: Prove the aromaticity of the following molecules by discussing

A: The factors that confer aromaticity to an organic molecule are 1) The molecule should be having a pl...

Q: Chemistry Question

A: A charged equation is said to be balanced if the charge on both the sides is equally and opposite.

Q: Please correct the diagram.

A:

Q: A Cu2+ solution is prepared by dissolving a 0.4728 g piece of copper wire in acid. The solution is t...

A: Molarity - ratio of number of moles of solute to the volume of solution in litres. Formula is,

Q: Nickel-57 undergoes β+ decay (t1/2 = 36.0 hr) to form cobalt-57. How long will it take for 0.150 mol...

A: Radioactive decay is related to first order kinetics. For first order reaction: First order reactio...

Q: Discuss the splitting of the lines in the 3d <-> 2p transitions in the presence of magnetic fi...

A: Zeeman effect is less compared to spin orbit interaction means it is a weak field splitting. The spl...

Q: A certain reaction is second order in N, and second order in H,. Use this information to complete th...

A: Given : reaction order in reactant N2 = 2 and reaction order in reactant H2 = 2 Hence the rate of re...

Q: how do i solve this?

A: While writing Keq expression to any reaction you should remember few points that -  Solid species d...

Q: 2-octanone from acetoacetic ester from from CN from

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

Q: A chemist must prepare 500. mL of 1.00 M aqueous barium chlorate (Ba(Cl03),) working solution. He'll...

A: From the provided stock solution of 1.22M Barium chlorate solution, 500mL of 1M aqueous barium chlor...

Q: Will this reaction expected to be spontaneous as written? Assume standard conditions. Sn4+ + Fe --->...

A: The reaction given is Sn4+ + Fe -------> Sn2+ + Fe2+   

Q: The magnitude of the magnetic moment of CrCl3 is 3.81μB. How many unpaired electrons does the Cr pos...

A: Number of unpaired electron can be calculated from the following equation Given,

Q: Find out the pKa of HX.

A: The “Arrhenius theory of electrolytic dissociation” says that in aqueous solution, the electrolyte m...

Q: Nitrogen dioxide and water react to form nitric acid and nitrogen monoxide, like this: 3 NO2(9)+H2O(...

A: The reaction given is  Since in equilibrium constant expression, the concentration of liquid compon...

Q: Given a list of compounds, show the following: a) General Formula, i.e., AX3E; b) Lewis structure; c...

A: These are diagrams which indicate the bonding and non-bonding electrons within a molecule between at...

Q: Oxygen is supplied to hospitals and chemical laboratoriesunder pressure in large steel cylinders. Ty...

A: The van der Waals equation is a modified version of the ideal gas equation, which considers the size...

Q: Gaseous PCl₅ decomposes according to the reaction PCl₅(g)⇌PCl₃(g)+Cl₂(g) In one experiment, 0.15 mo...

A: The reaction for the decomposition of gaseous PCl5 is as follows: No. of mol of PCl5 = 0.15 Volume ...

Q: What is the product and mechanism?

A: The reaction in which one molecule of aldehyde/ketone reacts with another molecule of aldehyde/keton...

Q: How to prepare 0.2 M 50 mL HCl solution and 100 mL 5 ppm NaCl solution? Please explain. (dHCl: 1.18 ...

A: Molarity is a way of expressing concentration defined as moles of solute present per liter of soluti...

Q: (i) Name four bases present in DNA.(ii) Which of them is not present in RNA.(iii) Give the structure...

A: These are biological components within the human cell which are each composed of a nucleotide, phosp...

Q: heres the link to the data table http://chemistry-reference.com/tables/Table%20of%20Standard%20Reduc...

A: The reaction given is  In the above reaction, the Cl is in -1 oxidation state initially as Cl- and ...

Q: A chemist dissolves 394. mg of pure hydroiodic acid in enough water to make up 250. mL of solution. ...

A: Given : mass of hydroiodic acid i.e HI added = 394 mg = 0.394 g                                     ...

Q: A hypothetical metal crystallizes with the face-centered cubic unit cell. The radius of the metal at...

A:

Q: The molar solubility for lead(II) iodide is 0.0017 M. Calculate the Ksp.

A: The solubility reaction of lead(II) Iodide i.e PbI2 is given by  => PbI2 (s) ------> Pb2+ (aq)...

Q: At 25 °C, only 0.0550 mol of the generic salt AB is soluble in 1.00 L of water. AB(s)↽−−⇀A+(aq)+B−(a...

A: The reaction given is AB (s) ---------> A+ (aq) + B- (aq)  Given : moles of AB dissolved = 0.0550...

Q: Determine the pH of a solution with [H3O+] = 8.53 × 10-3 M.  Your answer should contain 3 decimal pl...

A: pH is the measure of acidity or basicity of a solution. Mathematically, it is the negative logarithm...

Q: 238 14. Which of the following is the product of B-decay of U ? 92 234Th B. 238 Nn С. C. 238Pa D. 23...

A: Beta decay is a kind of radioactive decay in which the atom releases a fast moving electron called a...

Q: Calculate the standard molar entropy of N2(g) at 298 K from its rotational constant ᷉  B = 1.9987 cm...

A:

Q: Use the phase diagram of Substance X below to find the boiling point of X when the pressure on the l...

A: SOLUTION: Step 1: The boiling point is the temperature at which the liquid is changed to vapor form....

Q: How many  of N2 in grams  are needed to produce 325 g of ammonia (molar masses:  N2: 28 g/mol, NH3: ...

A: Given, mass of ammonia ( NH3 ) produced = 325 g            molar mass of N2 = 28 g/mol            mo...

Q: Determine [OH-] in a solution where [H3O+] = 9.67 × 10-9 M.  Identify the solution as acidic, basic,...

A: The relationship between pH and [H3O+] is given by  pH = -log[H3O+]  where [H3O+] = concentration of...

Q: In the following equation, what particle or type of radiation decay is needed in order to balance it...

A: The given reaction is: In α-decay, atomic no. of the parent nuclei changes by 2 and mass no. change...

Q: 31). Which one from (a) - (d) is the strongest oxidizing agent, or the one easily reduced? а. F2 b. ...

A: In chemistry specially in redox chemical reactions, oxidizing agent is a substance which can oxidize...

Q: (SYN) For each of the following alkenes, provide an alkyl halide that can be used to synthesize it e...

A: a) The given alkene has both the higher priority groups attached on the opposite side of the double ...

Q: Sketch the energy levels of hydrogen atom including the fine structure, up to n=3.Show the possible ...

A: These are the levels that are referred to as fixed distances from the nuclei of atoms to the point i...

Q: how do i solve this?

A: The net ionic equation is used to represent only those species i.e. ions and molecules that particip...

Q: Of the compounds CF4, CCl4, CBr4, and CI4, we would expect   Multiple Choice   CF4 to have ...

A: The boiling point of a compound is achieved when the vapor pressure equals the atmospheric pressure ...

Q: Calculate the pOH of a solution that has [OH-] = 3.6 x 10 -5 M

A: pOH of any solution is given by  pOH = -log[OH- ]  where [OH- ] = concentration of OH- ions in M  

Q: Differentiate between London smog and Los Angeles smog?

A: Given terms,             London smog and Los Angeles smog

Q: Determine the pH of a 7.98 × 10-3 M Ca(OH)2 solution.  Your answer should contain 3 decimal places a...

A: Since Ca(OH)2 is a strong base. Hence it will dissociate completely into ions as per the reaction  =...

Q: P17A.2 The following data were obtained on the initial rates of a reaction of a d-metal complex with...

A: (a)

Q: Answer C & D

A: The enzyme substrate reaction takes place in two steps and the reaction mechanism is, The expressio...

Q: 24.Which type of functional group does not include a carbonyl group in its structure?   Multiple ...

A: Carbonyl group is a functional group that contains a carbon atom double bonded with a oxygen atom (C...

Q: What is the pH of a .75 M solution of NaOH?

A: pH is universal indicator , to measure how much acidic or basic a compound  is. It range from 0-14 ....

Q: 28). What statement about a galvanic cell constructed with Cu*/Cu and Fe2+/Fe is correct? Standard R...

A: Given : reduction potential of Cu+/Cu reaction = 0.52 V and reduction potential of Fe2+/Fe reaction ...

Q: 'H. EIO OEt H3O* B A NaOEt, E1OH

A: First reaction is known as Claisen ester condensation. In this first step is formation of ester enol...

Q: How many molecules are contained in 55 grams of H2SO4?

A: Given : Mass of H2SO4 = 55 g Molar mass of H2SO4 = Atomic mass of H X 2 + Atomic mass of S + Atomic ...