Balance

Q: How many mL of 1.86 M HNO3 will I need to make 322.8 mL of 0.363 M solution?

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Q: A solution contains 1.47×10-2 M silver nitrate and 7.61×10-3 M nickel(II) acetate. Solid ammonium su...

A: Given: The concentration of silver nitrate in the solution = 1.47×10-2 M The concentration of nickel...

Q: Calculate the [H*] in a solution that is 0.15 M in NaF and 0.10 in HF. (Ka = 7.2x 10-4) %3D 7.0 x 10...

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Q: Direction: Read then solve the question carefully. Click the letter of the correct answer. Question:...

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Q: Draw the product of the reaction shown below. Ignore inorganic byproducts. Zn(Hg) HCI

A: This is an reduction reaction.  Where ketone is reduced to direct alkyl group. 

Q: Give the IUPAC name. Use the IUPAC 1993 Recommendations.

A: The naming of organic compounds can be done with help of rules of international union of pure and ap...

Q: кон кон B) K H2 K O2 H2 C) K* он OH K* D) 02 H* K* K* 30. Magnesium hydroxide can be made by the rea...

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Q: Calculate the density of [110] of W

A: Given:- Calculate the density of [110] of W. W is tungsten which is arranged in BCC crystal lattice.

Q: The boiling point of helium is 4 K. The boiling point of xenon is 170 K. Both of these are in the no...

A: London dispersion forces: The unequal distribution of electrons around the nucleus in an atom can in...

Q: Given a solution of 0.1 M Ag+ and 0.2M of Pb2+, (Ksp for silver oxalate = 3.5x10^-11 and ksp for lea...

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Q: 13. The reaction of HCl with NaOH is represented by the equation: HCl(aq) + NaOH(aq) → NaCl(aq) + H2...

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Q: Given are the pairs of alcohols than can be differentiate using Lucas Test EXCEPT? i. (isopropanol ...

A: Lucas test is used to distinguish primary (10 RCH2OH ), secondary (20 R2CHOH) and tertiary (30 R3COH...

Q: Calculate the following answer and round to proper decimal places, Don't forget units. 9.30g - 4.30g...

A: Calculate the following answer and round to proper decimal places, Don't forget units. 9.30g - 4.30g...

Q: Why does hydrogel needs to be stable in water?

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Q: 3/4 1/2 +y +x

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Q: of TT electrons:

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Q: What type of intermolecular forces are present in this compound?

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Q: Ionic compound A has both the cation and the anion in FCC. Ionic compound B has the cation in BCC an...

A: density of unit cells:

Q: make

A: Given statement is true.

Q: Give 5 examples of Nonpolar and Polar Solvents.

A: Non-polar Solvents : Non-polar solvents are  that compound which do not have a permanent dipole mome...

Q: 1.You    need    to    prepare    1L    of    a    5xTE    stock    solution    (1x    TE    buffer:...

A: Q1)                 Volume of buffer solution = 1 L (1000 mL)  Conc. of buffer solution to be prepar...

Q: Hydrofluoric acid and water react to form fluoride anion and hydronium cation, like this: HF(aq)+H,O...

A: Given data,Amount of HF at equilibrium=3.83gAmount of F- at equilibrium=0.293gAmount of H3O+ at equi...

Q: A 1.50 M aqueous solution of methanol (CH3OH) has a density of 0.976 g/mL. What is the molality of t...

A: Molality of the solution is defined as the no of moles of solute present per kg of solvent.  It is r...

Q: How to use the COSY scan to confirm the presence of methyl propionate?

A: COSY is Correlation Spectroscopy which is used to show the splitting interactions present between va...

Q: A beaker with 195 mLmL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The tot...

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Q: 1. Dess-Martin Periodane CH,CI, ÓH 2. CH,MgBr, ether 3. H,Ö* Work-up HO. OH HO OH OH

A: Alcohol reacts  with Dess-Martin periodane in presence of CH2Cl2 .  Dess-Martin periodane in presenc...

Q: Give the product(s), including all stereoisomers, of the reactions below. Is the product mirture opt...

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Q: 9. If 44.0 g of O2 is mixed with 44.0 g of H2 and the mixture is ignited, what is the maximum mass o...

A: First we find mole of each reactant by using the formula:-  Mole = mass÷ molar mass 

Q: How would you carry out the following reactions? (bi CH3CH2C=CH CH3CH2CH2CHO (d) CCCH

A: How would you carry out the following reactions?

Q: 2. What are the units of a? mol What are the units of b? mol For carbon dioxide the numerical value ...

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Q: The concentration of hydroxylamine in a solution is 0.71 M. What is the pH of the solution? The Kb o...

A: Given :-  [HONH2] = 0.71 M  Kb for HONH2 = 1.1 × 10-8  To calculate :-  pH of solution

Q: Solid ammonium sulfide is slowly added to 125 ml of a 0.0626 M manganese(II) acetate solution. The c...

A: Given data: [Mn2+] = 0.0626 M

Q: Suppose 8.15 g of potassium bromide is dissolved in 50. mL of a 0.60 M aqueous solution of silver ni...

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Q: Br2 Mno, + Br→ Mn²* +

A: MnO4^- + Br^- --> Mn^2+  + Br2   

Q: Problems 4.1. Using the nearly free-electron approximation for a one-dimensional (1-D) crystal latti...

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Q: Draw the Lewis structure for the polyatomic phosphite anion. Be sure to include all resonance struct...

A: Lewis structures are diagrams that show the bonding between atoms of a molecule as well as the lone ...

Q: A solution contains 0.250 M HA (Ka = 10 x 10 #) and 0.45 M NaA What is the pH after 0.20 mole of HCI...

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Q: H Br 5,5 -dimethyl -1-octene HBr (exces) 5,5-dimethyl-1-octene Bre 5,5-dinethyl-1-octene 5.5-dinethy...

A: Addition of HBr across a alkene takes place by markovnikov's rule which states that electronegative ...

Q: Solid lead(II) cyanide is slowly added to 125 mL of a 0.442 M potassium fluoride solution until the ...

A: Lead ions added as lead cyanide react with fluoride ions present in the solution of potassium fluori...

Q: GAY-LUSSAC'S LAW is

A: Given : Initial temperature,     T1 = 15°c + 273      T1 = 288 K Final temperature,     T2 = 26°c + ...

Q: When 1 mol of a nonvolatile nonelectrolyte is dissolved in 4 mol of a solvent, the vapor pressure of...

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Q: If both size of the ketone and electronics of the aldehyde affect the overall reaction rate, which s...

A: In aldol condensation a carbonyl compound forms α,β unsaturated carbonyl compound. In this the slowe...

Q: Alcohols A and B formed layers with Lucas reagent within 10 minutes. However, compound A formed brow...

A: Lucas reagent is a mixture of ZnCl2  in presence of HCl.

Q: For the following balanced reaction: 2NA + 2H2O = 2NaOH +H2 Which would create more moles of NaOH: ...

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Q: 29. Which of the molecules, listed below, does have a triple bond in its Lewis Electron-Dot structur...

A: Given molecules: A) C2H2 B) N2H2 C) O2 D) CS2 E) CO2 We have to find the molecule that has a triple ...

Q: (C) Diels-Alder, [4+2] cycloadditions of diene and dienophile and [2+2] cycloaddition COME HO. heat ...

A: Cycloaddition reaction is a pericyclic reaction in which two pi bonds are broken while two sigma bon...

Q: The molecular geometry of the BCI 3 molecule is O none of the choices is right O trigonal planar, no...

A: Answer:- (b) Trigonal planar, nonpolar  BCI3 having Trigonal geometry because the bond angle is 120°...

Q: How would you carry out each of the following syntheses? Each may require mo than one step. a) CH3CH...

A: ->Alkyne on hydrolysis give carbonyl compound. ->terminal Alkyne has acidic hydrogen.  

Q: What is the process of naming molecules?

A: We have to correct the IUPAC NAME of the following compound. Some points necessary while writing IUP...

Q: The phase diagram for neon is. Use the phase diagram to answer the following questions. (a) What is ...

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