set up end up with an equilibrium concentration of [Fe(SCN)]2+ of 8.3x10-5 M. Based on these results, what is the value of the equilibrium constant K.?

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A:

Q: What is the equilibrium constant for a reaction at temperature 58.7 °C if the equilibrium constant a...

A: Given,  T2 = 58.7 + 273 = 331.7  K T1 =273 + 21.1 = 294.1 K K1 = 27.1 □H = 14.7 kJ/mol Using  Von't ...

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A: Given, Mass N2 = 5 g Mass of O2 = 5 g Mass of CO2 = 5 g Mole of N2 = 5/28 = 0.179 mol Moles of O2 = ...

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Q: A 12.5% (w/w) NiCl2 (MM=129.61 g/mol) solution has a density of 1.149 g/mL. Calculate the molar conc...

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Q: 1. H* [-H2O] d. Но HOʻ OH (ехcess) HỌ, 2. NalO4 CH3 CH3 3. Ph3P=/ е. OH H* [-H2O] Но, CH3 1. H* [-H2...

A:

Q: Answer the following questions. 116.0 117.0 117.5 118.0 128.0 130.0 153.0 154.0 155.0 156.0 2.2 4.0 ...

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Q: How many hydrogen atoms are in a cycloalkene with one double bond and 5 carbon atoms?

A: Given,  The number of hydrogen atoms present in the molecule is:

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A: Given,  AgF(aq) + NaI(aq) ---------> AgI(s) + NaF(aq) 

Q: mest acid strength

A:

Q: Sodium acetate moles __________________________ (molar mass = 82.0 g/mol)   Molarity of sodium ac...

A: 1.) Moles are calculated using formula  moles = mass / molar mass  2.) Molarity would be calculated ...

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A: The balanced equation for the decomposition reaction of PH3BCl3(s) is: PH3BCl3(s)  ---> PH3(g) + ...

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A: Nitrogen reacts with hydrogen to form ammonia. The equation for the balanced chemical reaction is gi...

Q: 8. For the reaction Cu (s) = Cu(g) AH° = 81.730 –- 0.47T – 0.731x10-3T2 AS° = 34.94 – 1.08 log10T – ...

A: Gibbs free energy, tell us about spontaneity of the reaction.  

Q: What is the pH of 0.174 M HNO3 solution

A: Given :- concentration of HNO3 Solution = 0.174 M  To calculate :- pH of solution

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Q: 96 A 193-g moturs of oxygan and argon is found to occupy a volung of 162L when measured at 675.9 mmH...

A:

Q: . Circle the conformation (as drawn) that will most rapidly undergo E2. A в H3C H Ph Ph Ph CH3 Ph Ph...

A: In E2 elimination reaction anti periplanar beta hydrogen is removed and form alkene   

Q: 5. Calculate the pH and percent dissociation of a 0.5 Μ HCN solution. (Ka of HCN is 6.2*10^-10 )

A:

Q: How many air molecules are in a 12.5 × 12.0 × 10.0 ft room (28.2 L = 1 ft²)? Assume atmospheric pres...

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Q: t temperature doe

A:

Q: 云。 LL CHEM 1510, MWF 12:00 - 12:50 p.m., Spring 2022 mistry Assignments <Homework: Ch. 15 Chapter 15...

A: Given:-

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A: Given, the concentration of C2H5NH3Cl = 0.18 M Ka for C2H5NH3+ = 1.8×10-11 We have to calculate the ...

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A:

Q: initial change equilibrium

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Q: What is the molecular formula of the compound?

A: chemical formula is a way of presenting information about the chemical proportions of atoms that con...

Q: O number of molecules.

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Q: gaseous mixture contains 4.56 g propane, C3H8, and 1.22 g chloroform, CHCL3. Assuming that both comp...

A: Mass of propane  = 4.56 g Mass of chloroform = 1.22 g V = 100 ml = 0.1 L  T = 28oC  = 301 K Molar ma...

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Q: a conjugate acid-base pair?

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Q: Fifty iron supplement tablets with a total mass of 35.211g were ground and mixed thoroughly. Then 5....

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Q: Foro #7 • Discuss how the structures of amines affect the following physical properties: o dipole mo...

A: Answer of this question :- 

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A: Oxidation means increase in the oxidation number  Reduction means decrease in oxidation number 

Q: Be sure to answer all parts. At 430°C, the equilibrium constant (Kp) for the reaction 2NO(g) + O2(g)...

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Q: Br 7 6. 54 3

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Q: Part A What is the OH concentration in an aqueous solution at 25°C in which [H30*]= 3.8 x 10 M? O 3....

A:

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Q: your e Text. C6H5NH2 Write the formula for the conjugate acid of each of the following bases. Expres...

A: Write conjugate acid of C6H5NH2 ?

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Q: Carbonyl chloride (COCI,), also called phosgene, was used in World War I as a poisonous gas. The equ...

A: Given :-  CO(g) + Cl2(g) &lt;--&gt; COCl2(g)   [CO] = 0.0290 M [Cl2] = 0.0400 M [COCl2] = 0.255 M  T...

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A:

Q: I Select the classification for the following reaction. (be) H 22) o H 22 2 (6) 0+0)0 2 Combination ...

A: Definition : 

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A: Since -NHCH3 is not a good leaving group. So in the reaction 1   there would not be formation ester....

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A:

Q: What is the correct Ko expression for the following reaction? N2 (g) + 3 H2 (g) = 2 NH3 (g)

A: Given :-  N2(g) + 3H2(g) &lt;----&gt; 2NH3(g)  To write :-  Its correct Kc expression

Q: A buffer solution is 0.100 M in both HC¬H5O2 and LICH5O2 and has a pH of 4.19. Which of the followin...

A: Buffer solution is the solution which resist change in pH on addition of small amount of acid and ba...