What is the relationship between Ksp and molar solubility (x) for Al2(CO3)3? A) Ksp= 4 x3 B)Ksp= 36 x6 C) Ksp= 27 x4 D)K

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What is the relationship between Ksp and molar solubility (x) for Al2(CO3)3?
A) Ksp= 4 x3
B)Ksp= 36 x6
C) Ksp= 27 x4
D)Ksp= 108 x5
E)Ksp= x2
Which of the following reaction(s) have ΔS0<0?
A) Freezing
B) Boiling
C) 2H2(g) +02(g) -> 2H2O(I)
D)Both A & C
E) Both B & C
Which of the following statements is NOT true?
A) A molecule's complexity increases, say number of atoms and bonds, it's entropy increases
B) ΔS0rxn= EmS0(products)-EnS0(reactants), where m and n are coefficients in the equation
C) As the number of microstates of a system increases, entropy increases.
D) A microstate is the number of possible arrangements for a molecule's energy.
E) Entropy of an element in it's standard state is zero.
According to the second law of thermodynamics, a reaction is spontaneous when
A) ΔSsorroundings>0
B) ΔSsystem>0
C) ΔGsystem<0
D) Both A & B