Determine which of the following pairs of reactants will result in a spontaneous reaction at 25 °C.
A) Sn4+(aq) + Mg(s) ; if E°(Sn4+/Sn2+) = +0.15V and E°(Mg2+/Mg) = -2.37V
B) Cr3+(aq) + Ni(s) ; if E°(Cr3+/Cr) = -0.73V and E°(Ni2+/Ni) = -0.23V
C) Zn(s) + Na+(aq) ; if E°(Zn2+/Zn) = -0.76V and E°(Na+/Na) = -2.71V
D) Fe(s) + Ba2+(aq) ; if E°(Fe3+/Fe) = -0.04V and E°(Ba2+/Ba) = -2.90V
E) Ni2+(aq) + NO(g) ; if E°(Ni2+/Ni) = -0.23V and E°(NO3-/NO) = +0.96V
Correct Answer:
Verified
Q41: Use the provided reduction potentials to calculate
Q42: Use the provided reduction potentials to calculate
Q43: Calculate the cell potential for the following
Q44: Calculate the cell potential for the following
Q45: Which of the following metals will dissolve
Q47: If the standard reduction potential of Zn
Q48: Calculate the cell potential for the following
Q49: Calculate the cell potential for the following
Q50: Use the tabulated half-cell potentials to calculate
Q51: Identify the characteristics of a spontaneous reaction.
A)
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents