Write Short paragraph about heterogeneous coloidal solution.

Q: the following reaction 2 NO (g) +  O2 (g) -> 2 NO2 (g) Horxn = -12 kJ and Sorxn = -146 J/K. a. ...

A: Given-> 2NO(g) + O2(g) ---> 2NO2(g) ∆H°rxn = -12 KJ = -12000 J (1 KJ = 1000J) ∆S°rxn = -146J/K...

Q: 1. Explain why the behavior of H2 (positive deviation) is different from the behavior of CH4 and NH3...

A: Given,  And 

Q: Which of the following will forn a basic solution in water? [Select all that apply] NaCIOalaq) O LIF...

A: Salt of strong base and weak acid is basic when dissolved in water   

Q: C. 8.12 d. 3.44 e. 5.28 3. Determine the solubility of the ions that is calculated from the Ksp for ...

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Q: AH = - 1.2 kcal/mol; Kp = 16 nM ОН 1 HO AH = - 6.0 kcal/mol; Kp = 76 nM OH 2 AH = - 5.5 kcal/mol%; K...

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Q: Consider only the first dissociation constant of a 10-4 M solution of boric acid (H3BO3): a) develop...

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

Q: Synthetize 3-phenyl-2-propenoic acid from benzaldehyde using whateve organic/inorganic reagents are ...

A: The required compound can be prepared by using Perkin's reaction.

Q: The toluene proton NMR spectrum, consisting of two peaks due to the methyl and aromatic protons, has...

A: Use formula ν1v2 = B1B2 Where v1 = 55 MHz and v2 = 500 MHz are frequencies at magnetic field B1  = 1...

Q: Directions: True or False: Write the word "HEAT" if the statement is CORRECT or “COOL" if the statem...

A: Correct and incorrect statements are given in the following step.  

Q: 150 ml of .350M HCl was mixed with 150 mL of .350 M NaOH in a calorimeter of negligible heat capacit...

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Q: Two moles of an ideal gas are compressed isothermally and reversibly at 1000 C from a pressure of 10...

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Q: The resulting chromatogram showed the separation of two component in the sample. Component A is clos...

A: Given that, for a chromatogram separation of two components in the sample, where component A is clos...

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them 1 atm pr...

A: Answer: This question is based on the understanding of system, surrounding and first law of thermody...

Q: Draw the products of the following Diels-Alder Reactions. Remember to show the correct stereochemist...

A: In Diels alder reaction, diene react with dienophile to form 4+2 cycloaddition  product.  

Q: 0.42139 17. G 5 19g. mass of Unknown sulfate. macs Of Empty Crucible & cover 18.33449 mass of Crucib...

A: Answer: This question is based on mass percentage calculation of sulfate in the given sample.

Q: Measurements show that the enthalpy of a mixture of gaseous reactants decreases by 291. kJ during a ...

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Q: Which air pollution control technology is best suited for reducing the sulfur emissions of coal-fire...

A: Sulfur is one of the elements present in the periodic table and has 32 g/mol.

Q: Balance the following reactions. Do not add the phase symbols. a. ____Ca(OH)2 + ____H3PO4 ____Ca3(P...

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Q: Copper (II) sulphate has been used extensively as a fungicide (kills fungus) and herbicide (kills pl...

A: Mass of CuO = 9.20 g  Mass of Sulphuric acid = 6.70 g 

Q: Prove the product of the reaction in the given image. 1. Br2 2. HBr

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Q: er. Br N- OEt N- OE

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Q: [2] Write a chemical equation for an equilibrium system that would lead to the following expressions...

A: Answer - (a) According to the question - The equilibrium constant( K ) expression as follows - The ...

Q: A salt composed of the cation of a weak base and the anion of a strong acid gives an aqueous solutio...

A: Strong acids are those acids which dissociates completely into ions.  Weak acids are those acid whic...

Q: Balance the reaction, do not leave any fractions, don't leave anything blank, then answer the questi...

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Q: The following data were obtained for the osmotic pressures of the nitrocellulose in acetone at 20 °C...

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

Q: The critical constants of carbon dioxide are Pc = 72.85 atm, Vc = 94.0 cm3 mol–1, and Tc = 304.2 K. ...

A: "a" and "b" constants are known as van der Waals parameters of the gas.

Q: LiN(-Pr)2 -78 °C, THF; NaH 25 °C, THF Br 'Br b. H3O* heat MeO OMe С. NaOEt ELOH, heat

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Q: The following initial rate data are for the oxidation of arsenate ion by cerium(IV) ion in aqueous s...

A: The sum of the exponent term in the rate law for a chemical reaction is known as the order of the re...

Q: Remaining Time: 26 minutes, 33 seconds. Question Completion Status: > A Moving to the next question ...

A: The bcc lattice can be considered as a unit cubic cell with two lattice points per cell. 

Q: 2. A solution that may contain Cu, Bi", Sn*, or Sb2* is treated with thioacetamide in an acidic medi...

A: 1)A solution that may contain Cu2+, Bi2+, Sn4+, or Sb2+ is treated with thioacetamide in an acidic m...

Q: Manganese commonly occurs in nature as a mineral. The extraction of manganese from the carbonite min...

A: First step :  2MnCO3(s) + O2(g) -------> 2MnO2(s) + 2CO2(g)  Second step :  3MnO2(s) + 4Al(s) ---...

Q: 12. From the data in Table 4–3 determine at 25°C: (a) The amount of heat which will be liberated whe...

A: The solution of the question is given below:

Q: B. Calculate the pH after 17.50 mL of NaOH is added to 35.00 mL of acetic acid using the concentrati...

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Q: 7.53 Consider the following SN2 reaction: Br CN NACN DMF (a) Assign the configuration of the chiral ...

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Q: Completely made up pk, 0.45 0.89 1.24 1.68 2.96 3.57 4.23 a buffer solution that maintains a pH of 0...

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Q: Balance the reaction, do not leave any fractions, don't leave anything blank, then answer the questi...

A: For the given reaction , Mg(OH)2 +H3PO4--->Mg3(PO4)2 +6H2O  We have to fill the blanks .

Q: CH2Br NaNH2 1. ( 2) CH;CH2C=CH =CH3 (3) Lindlar's catalyst

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Q: a mixture of hydrogen and oxygen gasses is indefinitely stable at room temp but if struck by a spark...

A: When molecular hydrogen (H2) and oxygen (O2) are combined and allowed to react together, energy is r...

Q: A 29.00 g sample of metal alloy is heated to 92.6 °C; then placed in 55.23 g of water in an insulate...

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Q: Directions: Answer the questions below in relation to the following generic diagram. 1.0 C A 0.5 45°...

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Q: consider the following equilibrium. CrO4(aq) + 2H(aq) Cr2O7(aq) + H2O(l) (yellow)                ...

A: Le Chatelier's principle: According to the Le Chatelier's principle when a change in concentration t...

Q: These are a class of organic compounds that are easily vaporized and can remain suspended in the air...

A: The volatile organic compounds are the class of organic compound which possess very high vapor press...

Q: 2. Citric acid has the molecular formula H3CH507, which implies that citric acid has how many acidic...

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Q: [References) Mesitylene is a liquid hydrocarbon. Burning 0.951 g of the compound in oxygen gives 3.1...

A: Mass of CO2 = 3.13 g Mass of H2O = 0.856 g Mole = mass/molar masa Moles of CO2 =mole of C = 3.13/44 ...

Q: VER AS REQUIRED A. DESCRIBE THE PREPARATION OF THE FOLLOWING SOLUTIONS. Show all pertinent calculati...

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Q: how uv-vis work?

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Q: 2. Circle all the compounds below that will racemize when treated with a weak acid or base. Explain ...

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Q: a. Write the nuclear equation for this deçay in full isotopic notation. You must fill ALL 9 blanks 2...

A: Nuclear chemistry is branch of chemistry in which we deal with nuclear fusion and fission process.

Q: ) The percentual weight (w/w) of Carbon in Ca(HCO3)2. ) The amount of substance of 120g of Calcium C...

A: a) The percentual weight (w/w) of Carbon in Ca(HCO3)2. b) The amount of substance of 120g of Calcium...

Q: Trial 1 Volume of unknown sulfate 100.0ml Mass of empty crucible and cover 20.4328g Mass of crucible...

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