Alright! You cannot see those lines with you naked eyes. Remember they are just representation. Now, I want you to draw electric lines for the following charge(s): a. b.

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 1.59 kg sample ...

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Q: Solid ammonium chloride, NH,CI, is formed by the reaction of gaseous ammonia, NH,, and hydrogen chlo...

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Q: Refer to the given structure, which of the choices will complete the reaction a. Ethyl chloride and...

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Q: Part A lodine atoms will combine to form I2 in liquid hexane solvent with a rate constant of 1.5 x 1...

A: Given data : 

Q: The reaction SO2 (g) + NO2 (g) = NO (g) +SO3 (g) has an equilibrium constant (KJ of 0.690 at 450°C. ...

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Q: Propanol is used as a solvent in the pharmaceutical industry, mainly for resins and cellulose esters...

A: Given: Volume of propanol = 250 mL. Density of propanol = 804.0 Kg/m3 = 0.804 g/mL.                 ...

Q: Using Hess's Law tó calculate net reaction enthalpy 1/5 The lead-acid storage battery is the oldest ...

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Q: If 2.5 moles of carbon dioxide gas and 2 moles of hydrogen gas react in a 2.0 L container and the co...

A: Keq is the ratio of  product of concentration of products raised to their stoichiometric coefficient...

Q: Part A The data shown below were collected for the following second-order reaction: Cl(g) + H2(9) → ...

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Q: 10. Malachite: CUSO4 (aq) + Na2CO3 (aq) (Note: for Azurite, which contains Cu(NH3)4²*, add 6M NH3 dr...

A: 10) The reactants given are CuSO4 and Na2CO3.  

Q: Br ÓH end here start here

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Q: Predict the products of the reaction below. That is, complete the right-hand side of the chemical eq...

A: HClO3 is a strong acid and KOH is a strong base. When they react each other salt and water formed as...

Q: 8.) At 375°C, the equilibrium constant for the reaction below is 1.2. The concentrations of N2, H2, ...

A: Given - N2(g) + 3H2(g) ---> 2NH3(g).      Keq = 1.2    

Q: According to the kinetic molecular theory, the particles of an ideal gas- A. Have no kinetic energy ...

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Q: Temperature (K) Rate Constant (L mol- s1) Ea = 23.0 kJ mol¬1 90 0.00357 Submit Previous Answers 100 ...

A: Given,  Ea = 23.0 kJ T = 90 K k = 0.00357 M-1 s-1

Q: Given the following equilibrium constants at 427°C: 02(g) + 4Na(I) = 2N220(s) K1 = 2.50×1049 O2(g) +...

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Q: If the balloon described in Question 10.46 is released into the air and rises to an altitude of 10,0...

A: Given Data :  1. pressure = 523 Torr  2. Temperature = 7.50 ºC = (7.50+273.15)K =                   ...

Q: What is the correct expression of Ka for the weak acid HF? [HF * [F] [H3O*] Ka [HF * [H;O+] [F]* [H»...

A: Ka is the ratio of the equilibrium concentrations of product over equilibrium concentrations of reac...

Q: 9. Given 2Als) + 3/2 O2(g) → Al2O3(s) AH = -1670 kJ What is AH for the reaction? 2Al2O3(s) → 4Al(s) ...

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Q: The equilibrium constant, Kc, for the following reaction is 1.80x104 at 298 K. NH4HS(s) =NH3(g) + H2...

A: Equilibrium constant is the reaction quotient at equilibrium.

Q: 4) Would you expect cis-1,2-dimethylcyclohexane and trans-1,2-dimethylcyclohexane to have a good sep...

A: TLC is a type of chromatography used in separation of non volatile Mixture. Its stationary phase is ...

Q: What is the IUPAC systematic name for the compound NaF? Spell out the full name of the compound. Sub...

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Q: following mixture. Ksp for BaSO4 = 1.08 × 10−10, Ksp for SrSO4 = 3.44 × 10−7 I. Add 650 mL of aque...

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Q: Part A Concentration-time data for the conversion of A and B to D are listed in the following table:...

A: The data given is,  

Q: Two 25.0-ml. samples of unknown monoprotic weak acids, A and B, are titrated with 0.100 M NAOH solut...

A: The solution which is less concentrated ? The solution which has smaller Ka ?

Q: 11.) Ke for the reaction of hydrogen and iodine to produce hydrogen iodide (shown below), is 54.3 at...

A: Here Kp at 430°C for the reaction of H2 and I2 to produce HI given is 54.3. We have 6 to determine t...

Q: characterize the following reaction

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Q: Draw the major product of this reaction. Ignore any inorganic byproducts HBr (1 equiv) %3D %3D %3D B...

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Q: The equilibrium constant, Kc, for the following reaction is 1.96x10-2 at 732 K. 2HI(g) H2(g) + I2(g)...

A: First we would make changes to given reaction to get reaction for which Kc is to be determined . For...

Q: (a) Dichloromethane, CH2 Cl2 , is one of the products formed when chloromethane, CH3 Cl1 , reacts wi...

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Q: Draw the major product of this reaction. Ignore inorganic byproducts. H3O*

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Q: A sample containing both HCl (FW 36.45) and HNO3 (FW 62.98) had a density of 1.083 g/mL. A 10.00-mL ...

A: Given: Volume of sample = 10.00 mL. Concentration of NaOH = 0.1163 M Volume of NaOH solution require...

Q: Consider the reaction below which is the oxidation of sulfur dioxide to sulfur trioxide.  This react...

A: 2SO2(g) + O2(g) ---> 2SO3(g) Reaction is exothermic.  

Q: Use a Jablonski diagram or potential energy curves to show the theoretical difference between fluore...

A: Diagram that illustrates the electronic states of a molecule and the transitions between them is sho...

Q: Calculate the % yield for the reduction of Benzil using sodium borohydride (NaBH4) Show the balanced...

A: Benzil molar mass - 210 g/mol Sodium borohydride molar mass - 38 g/mol Hydrobenzoin molar mass - 214...

Q: Draw the rganic product(s) of the following reaction. NaCN

A: ->Nucleophile = NaCN ->Acidic medium.  

Q: DD 4000 3000 2000 1000 NVENUERl

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Q: Simplify. 2 -5 Write your answer with a positive exponent only. 3.

A: An , where n is exponent 

Q: Propose an efficient synthesis for the following transformation: The transformation above can be per...

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Q: An empty steel container is filled with 0.470 atm of A and 0.470 atm of B. The system is allowed to ...

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Q: 15. A rigid steel tank containing argon gas has additional argon gas pumped into it at a constant te...

A: We would use ideal gas laws and given conditions to determine true statement. 

Q: How many moles are 25.3 grams C4H10O the numbers are smaller.

A: Moles = mass in g/ Molar mass

Q: For each of the following, identify the formulas of the major entities present when the substance is...

A: Water(H2O) is a polar molecule capable of forming hydrogen bonding.  Hence polar molecules, and pola...

Q: Question 6 A sample of sulfur dioxide (SO2) is initially at a temperature of 105°C, a volume of 15 L...

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Q: What is the pH of a solution prepared by adding 66.0 ml of 0.100 M HNO3 to 72.2 mL of 0.31 M NaOH?

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Q: A sample of oxygen, at 24°C, occupies a volume of 5.90 x 104 milliliters (mL) at 1.57 atm pressur Wh...

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Q: Mass of Solid Na OHig 2.035 Mass of total solution (g) १,१८३ Initial temp °C Final Temp °C Change in...

A: Moles are Calculated using formula :  Moles = mass / molar mass    Enthalpy ( kJ/mol ) is calculated...

Q: What is the kinetic energy, in joules per mole (J/mol), of a sample of nitrogen molecules at 25.0 ºC...

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Q: 2) Determine the pH, pOH, [H3A], [H2A], [HA-], and [A$] for a 0.15 M solution of H3A. The respective...

A: Given the molarity of the triprotic acid, H3A = 0.15 M  Given pKa1 = 3.51 or Ka1 = 10-3.51  pKa2 = 5...

Q: O CHEMICAL REACTIONS Using a chemical equation to find moles of product from moles ... 3/5 Ammonium ...

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.