conditioners

Q: Which of the following is in a paraffin type? (A) C2H4 (B) CH4 (c) C3H3 D CH3

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Q: Consider a solution of MgCl2(aq) with a molality of 0.00245 mol kg-1 Calculate the freezing point of...

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Q: 4. Draw a particulate (molecular level) representation of the solution mixture in the question above...

A: The molecular level representation of a solution of weak acid in water is needed to be drawn given t...

Q: Choose, from the list below, correct expressions for the overall rate law which are completely consi...

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Q: The concentration of barium ion in a solution is 0.010 M. What concentration of sulfate ion is requi...

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Q: The solutes below are soluble in water. Which solute(s) could you increase the solubility of in the ...

A: Pressure is directly proportional to solubility. Increasing the pressure leads to the increase in co...

Q: The pH of an aqueous solution of 0.552 M triethylamine (a weak base with the formula (C2H5)3N) is

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Q: Calculate the standard free energy change (kJ/mol) for the reaction shown at a temperature of 298.15...

A: Formula to calculate standard free energy change i.e ∆G° is :-  ∆G° = ∆H° -T∆S° 

Q: 351 cL to mL

A: This question is related to conversion of units. Unit conversion means gram to kilogram, meter to ce...

Q: The products of the complete combustion of octane, C8H18, are carbon dioxide and water. Write a bala...

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Q: A solution contains 0.0610 gg of oxalic acid, H2C2O4⋅2H2OH2C2O4⋅2H2O,in 250. mL. What is the molari...

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Q: One of the components of smog is ozone,O3, a colorless, toxic gas. It is a very strong oxidizing age...

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Q: reaction will occur, give the product(s) otherwise write no reaction. Also indicate if the reaction ...

A: The answer is as follows:  

Q: please explain What percentage of a side-chain sulfhydryl group of cysteine is protonated at pH 7.9...

A: Given data :- Given compound is cysreine pH of the compound = 7.9

Q: A solution is made that is 1.3×10¬3 mol*L-1 in Zn(NO3)2 and 0.140 mol*L-in NH3. Zn2+(aq) + 4NH3(aq) ...

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Q: For the reaction below, which species is being reduced? H26) + Cl2@ → 2 HCl@) O H216) Cl216) O HCle

A: To understand  reducing agent ,we have to understand  following  terms . oxidation = Addition of oxy...

Q: Which of the following is the precipitant of the aluminum iron group?                   Select one: ...

A: Aluminium ion and ferric ion belong to the group III cations.

Q: A Lab Data - X Standardized NaOH (M) 0.4171 Initial volume of buret (mL) 1.70 Volume of vinegar (mL)...

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Q: Suppose a 500. mL flask is filled with 0.40 mol of N, and 0.90 mol of NH3. This reaction becomes pos...

A:     volume of flask = 500 mL Initial moles of N2 and NH3 are 0.40 and 0.90 moles respectively.

Q: 3. (a) Use the data given below and calculate AHº, ASº, AGº, and K, at 25° C for the reaction: 2 SO,...

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Q: Instruction: Using the given molar mass, Calculate the mass-mole and number of entities of the given...

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Q: Draw the following compounds: C4 epimer of Tagatose

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Q: help figuring this out chemistry questions

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Q: Consider the following three substances: n-butyl bromide dinitrogen monoxide hexachloroben...

A: Ans. Option (D) Is right. All the given three substances,n-butyl bromide, dinitrogenmonoxide, hexach...

Q: (a) AG at constant T and P equals ... Wexp, rev Wnon-exp, rev is constant tends to increase (b) The ...

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Q: Name the following compound. HO CH;CH2CECCH,CHCH; Choose all that apply. O hept-4-yn-2-ol O hept-6-y...

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Q: 29. Great Lakes Chemical Company produces bromine, Br2, from bromide salts such as NaBr, in Arkansas...

A: Answer: This is question is based on the reactivity order of non-metals.

Q: A reaction is found to be second-order with a rate constant of 3.45 × 10–5 M–1 s–1. The reaction ini...

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Q: A set of vapour pressures were measured at different temperatures for a particular substance. A plot...

A: Calculate the enthalpy of vaporization for this substance in units of kJ mol-1 ?

Q: 2c. The molecule below is called Taxol and it is a chemotherapy medication Label the functional grou...

A: a.)  Reduction : Gain of Hydrogen or lose of oxygen is called as reduction.  Oxidation :  Gain of ox...

Q: Draw the following compounds: Stachyose: galactose(α1 -> 6)galactose(α1 -> 6)glucose(α1 -> 2)fructos...

A: Stachyose Is a tetracyclic molecule consisting two α-D-galactose unit,one α-D-glucose unit,and -D-ga...

Q: ieer is H2(9)+I½(9) → 2 HI(g) At the temperature the engineer picks, the equilibrium constant K, for...

A: A chemical engineer is studying the following reaction: H₂(g) +I₂(g) → 2 HI(g) Q = [HI]2/[H2][I2] We...

Q: A gas storage cylinder in an ordinary chemical laboratory measures 2.0 cm wide and 8.0 cm high. This...

A: Given data : Initial pressure = 21.7 atm Width = 2.0 cm Height = 8.0 cm

Q: Determine rate law from the data. The reaction is NO + Cl2 = NOCl2

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Q: value, 7.87 g/cm. Rhodium has an atomic radius of 0.1345 nm and density of 12.41 g/cm³. Determine wh...

A: 4) Given, Atomic radius of Rhodium (r) = 0.1345 nm = 0.1345 × 10-7 cm = 1.345 × 10-8 cm Density (d) ...

Q: A metal crystallizes with HCP unit cell. Its density is 8.67 g/cm3 and atomic weight of 111.95 g/mol...

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Q: Determine the rate law for this reaction  Calculate the rate constant

A: To solve this problem we have first consider the rate law then using experimental data we will calcu...

Q: 1. Draw a mechanism for the following reactions ( Br HBr Br major CI Cl

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

Q: 10. Given the following thermochemical equation, calculate the heat involved in decomposing 12.5 g o...

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Q: H H H H H H H H H H. H. H H H H H.

A: Given compounds are :  Which of the following chemicals would have a higher vapor pressure = ?  

Q: Fill in the blank: For irreversible SECOND-order Bimolecular type reactions, the plot of 1/Ca or Xa/...

A: In a chemical reaction, the conversion of reactants to product takes place based on the interaction ...

Q: 6. What would the pH of a solution that had a hydroxide ion concentration of 2.3 x 107 M be? 7. What...

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Q: Which of the following is vinyl chloride? CH=CHCI CH=CHC1 CH3CH2CI CH2=CHCI CH2=CHCH2CI cl C

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Q: Consider the equilibrium system described by the chemical reaction below. At equilibrium, a sample o...

A: Relation between kc and kp Kp = Kc (RT)^n

Q: ОН ОН CI HN CI

A: Functional group are some specific atoms or group of stoms which have special properties. Like : -OH...

Q: chemist dissolves 312. mg of pure sodium hydroxide in enough water to make up 170. mL of solution. C...

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Q: Calculate the change in the chemical potential (or molar Gibbs free energy) for a closed system of a...

A: A pure substance undergoes an expansion at a constant pressure of 298 K(isothermally) from a pressur...

Q: 2. Name the following compounds. b) d) HC HC CH

A: We have been asked to name the following compounds on the basis of IUPAC nomenclature. 

Q: b. [OH]=1 x 10$ M

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Q: 14a. Acid chlorides are very reactive carboxylic acid derivatives. In part a, the acid chloride reac...

A: Acid chloride is  much more reactive. If amine group present in system, then at first amine act as n...

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.