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Which of the following expressions is the correct equilibrium-constant expression for the reaction below? 200(g) = CO2(g) + C
In which of the following reactions would increasing pressure at constant temperature not change the concentrations of reacta
The equilibrium constant for the gas phase reaction N2(g) + 3H2(g) = 2NH3(g) is Keq = 4.34 x 10-3 at 300°C. At equilibrium A.
At 400K, the equilibrium constant for the reaction Bralg) + Clag) 28rCl(a) is Kp = 7.0. A closed vessel at 400K is charged wi
A 0.015 M aqueous solution of a particular compound has pH = 12.18. The compound is A. a salt B. a weak acid c. a strong base
In a neutral solution, A. [H3O+] = [OH-] B. [H3O+] = 7.0 M C. [H30*]<[OH) O D. [H3O+] = 0 M E. [H3O+] > [OH)
The pH of a 0.60 M aqueous solution of an unknown acid is 2.98. What is the value of Ka for the acid? A. 1.8 x 104 B. none of
The molar concentration of hydroxide ion in pure water at 25°C is A. 7.00 B. 1.00 C. 0.00 D. 1.0 x 10-7 E. 1.0 x 10-14
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Answer #1

-|C0z), LCIS remaing constant so C), - 1 Given reaction acous) = CO (8) + C) Kea Equillèbrium constant But (coja aps ConcentrGiven Reaction : 315 692 + Cl (99 = 2 Breacy Remember - when the value of keq 28 greater than 10², only product predominates.Answert; B) The reaction will go to Completion since there are equal amounty of Brez and che 15 tº oh - la. 23 And we know pH.60.710 6X1007 frånd (Azot] to calculate Ka = 102.98 ♡ pH= 2.98 - hoj,. (H2013 - 2.98 (A Boty - 1 T hot (tota ot32 IX10 Forekas 6410-7 none of the above unknoan acza t unknown consugate С base O Equellbrico Concentration cc. ca Ka watere at 25c. So

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Answer #2

correct options are

d

e

c

b

c

a

b

d

answered by: Shivani Sharma
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