1. How many moles are in 0.634 Eq of CO32–  a. 0.634 mole b. 1.27 moles c. 2 moles d. 0.317 mole

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A: Kinetic energy of molecules can be defined as the energy possessed by molecules due to the motion of...

Q: Experiment 3 Repeat the experiment above (Question 2) using a 10 mL pipette to dispense the 10 mL of...

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Q: which is more basic and why? pyrazole and pyridine

A: Given,  Which is more basic and why? pyrazole and pyridine

Q: Starting with benzene synthesize the following compounds: a) o-bromonitrobenzene b) m-bromonitrobenz...

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Q: A chem easures the energy change AH during the following reaction: 2 NH3(g) → N,(9)+3H,(g) AH=160. k...

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Q: According to VSEPR theory , in which fashion will the bonds and lone pairs of electrons be arranged ...

A: Given: The following molecules or ions: 1. ICl3 molecule  2. ClO2- ion    3. AlCl3 molecule  The man...

Q: When 22.0 mL of a 8.35x10-4 M silver acetate solution is combined with 15.0 mL of a 5.74x10-4 M sodi...

A: The reaction quotient (Q) determines by a precipitate will form with a given concentration of ions. ...

Q: Calculate the pH of K2CrO4 solution of 0.05M strength, using activity coefficient.

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Q: What is the pH of a 0.055 M solution of sodium cyanide? The Ka value for hydrocyanic acid is 6.2 × 1...

A: The pH of a 0.055 M solution of sodium cyanide can be calculated as follows

Q: Why is fractional distillation more efficient than simple distillation when purifying liquid mixture...

A: Fractional distillation is used to separate a mixture of liquids with similar boiling points (separa...

Q: Aluminum chloride, AlCl3, can be made by the reaction of aluminum with chlorine according to the fol...

A: The given reaction is., Al   +   Cl2         ------>    AlCl3 The Balanced reaction is., 2Al   + ...

Q: Name the following compounds and show how you numbered each carbon atoms. note: I need the answer im...

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Q: Calculate the pH for each case in the titration of 50.0 mL of 0.250 M HClO(aq)0.250 M HClO(aq) with ...

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Q: Compare Time Domain-NIRS, CW-NIRS and Frequency Domain-NIRS? Derive and  explain

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Q: B- 1- Prepara tion of carboxilic acid تب حضيرا حوا کماربگلیه )لا اeو( الطته ولعابے

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Q: An action will release carbon tetrachloride to the atmosphere resulting in an air concentration at t...

A: Given:- An action will release carbon tetrachloride to the atmosphere resulting in an air concentrat...

Q: Fill in the following table with either the chemicals formed or no reaction upon mixing each pair of...

A: We have to fill the table. 

Q: 2. Propose a synthesis for the following compound starting with benzene. NO, CI

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Q: avww To Use the References to access important values i neded for this question. When the following ...

A: Balanced chemical equation are those in which number of atoms on left hand side and right hand side ...

Q: How many liters of the antifreeze ethylene glycol [CH2(OH)CH2(OH)] would you add to a car radiator c...

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Q: This is the chemical formula for nickel tetracarbonyl (a powerfully poisonous liquid used in nickel ...

A: Given :- chemical formula of nickel tetracarbonyl = Ni(CO)4  No.of.moles of C in sample = 47. mol  T...

Q: What is the mass in grams and the weight in dynes and in gram-force of 12 oz of salt? Local g is 9.6...

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Q: 5. For the equilibrium systems depicted in EQUATIONS 17-7 and 17-9, which has the larger equilibrium...

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Q: Assumed water volume = 10.0 ml a.) calculated mass of water b...

A: The mass of a compound is related to its density and volume as follows: Density=MassVolume          ...

Q: A chem easures the energy change AH during the following reaction: Cl(g)+H2(9) → 2 HCl(g) AH=-184. k...

A: Given chemical reaction: H2 (g) + Cl2 (g) → 2 HCl (g) ΔH for the reaction= -184. kJ The ΔH=-ve here.

Q: show the arrow-pushing mechanism for the reaction below O-H H30*

A: Let us do step by step mechanism,

Q: List the following aqueous solutions in order of increasing boiling point: 0.120 m glucose, 0.080m L...

A: ∆Tb = i Kb m Kb = 0.512 oC/m ∆Tb = Boiling point of solution - boiling point of solvent 

Q: Hydrogen reacts with oxygen to produce water as follows: 2H2(g) + O2(g) → 2H2O(g)  How many moles ...

A: The reaction is as:-  2H2 + O2 ---> 2H2O

Q: The solubility of silver nitrite, in water is 3.8 g/L. Calculate Ksp.

A:   Given  Solubility of AgNO3 (S) is 3.8 g/L first convert this  into mol/ L  S = 3.8 g / L  x 1 / GM...

Q: MTBE (C5H12O) is a high-octane gasoline additive with a sweet, nauseating odor. Because small amoun...

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Q: The reactant concentration in a second-order reaction was 0.140 M after 260 s and 4.40×10 2 M after ...

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Q: what would the slopes of the lines be for a graph of the moles of product versus mole of each reacta...

A: Given Reaction:- 2H2 + O2 ------------> 2H2O Graph is drawn as y versus x.  Here we have to draw ...

Q: oxygen atoms

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Q: 3. The spin-decoupled 1°C NMR spectrum of an unknown compound contains a peak near 8 210 ppm, and a ...

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Q: Hydrocarbons are compounds that contain only C and H atoms. When a hydrocarbon reacts with O2, CO2 ...

A: Hydrocarbons are compounds that contain only carbon and hydrogen atoms.

Q: A gas has a density of 0.09 kg/m at a temperature of 0°C and a pressure of 1.013 bar. Determine: [4....

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Q: After creating a graph of pH versus log([HIn]/[In-]), the following trendline is obtained. y = -0.83...

A: Given: The graph of pH versus log([HIn]/[In-]) for bromophenol blue is following the trendline : y =...

Q: With an increasingly growing population, space for growing food is essential. This will restrict cro...

A: Alternative fuels for future -  Among the four given alternative fuels these two can be used as alte...

Q: Explain the meaning of the following: (a) Esterification (b) Saponification (c) Enantiomers

A: The given terms: (a) Esterification (b) Saponification (c) Enantiomers The meaning of the provided t...

Q: Ammonium hydrogen sulfide decomposes according to the following reaction, for which Kp = 0.11 at 250...

A: Given, NH4HS(s) ⇌ H2S(g) + NH3(g) Equilibrium constant (Kp) = 0.11 Temperature (T) = 250°C mass of N...

Q: Determine the activity coefficients and effective concentrations (activities) of Na+ and Ca2+ ions i...

A: First, we have to find the ionic strength(μ) of the solution, and then we can find the activity coef...

Q: How much mass is required to make 7g of NH; saturated at 145g H,O at 10°C?

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Q: ext RACTICE PROBLEM 22-2: Calculate the solubility in grams per liter of mercury(I) chloride, Hg,Cl,...

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Q: When 0.60 A of electric current is passed through a 15.0 mL solution of permanganate ions for 11.7 m...

A: Given,  Current passed = I = 0.60 A  Volume in mL = 15.0 mL Time period = t = 11.7 min.  Equation is...

Q: Calculate the needed reagents in preparing 250 ml of 0.200 M kH2PO4-kH2PO4 buffer with pH of 7.40.

A: We have to prepare a buffer solution of 250 ml of 0.200 M KH2PO4 - K2HPO4 buffer with pH of 7.40.

Q: CH2=C=CH-CH2-CH2-CH=CH2 C= C-CH3 3. fra 1. 2.

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Q: 1. What is the molality of a solution of 5.00 g of tridecanoic acid dissolved in 20.0 g of stearic a...

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Q: A solution containing 0.8330 g of a polymer of unknown structure in 170.0 mL of an organic solvent w...

A: Osmotic pressure can be defined as the  pressure that is required to be applied to a solution for pr...

Q: Nitryl fluoride can be made by treating nitrogen dioxide with fluorine according to the reaction: 2 ...

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Q: 3) A 14 e nickel hydride complex is an important catalyst for the Shell Higher Olefin Process (SHOP)...

A: The shell higher olefin process is a process where linear α-olefins are produced by the oligomerizat...