In the button cell widely used for watches and other devices, the following reaction takes place: Zn(s)+Ag_2O(s)+H_2O(l)rarrZn^(2+)(aq)+2Ag(s)+2OH^(-)(aq) Determine the value of K_c for the above reaction using the following data? AgO_2(s)+H_2O(l)+2barerarr2Ag(s)+2Oh^(-)(aq) ( E^@=0.344V ) Zn^(2+)(aq)+2barerarrZn(s) ( E^@=-0.76V )

Classify each of the following reactions Zn(s)+2AgNO_3 (aq) gives Zn(No_3)_2 (aq)+2Ag(s)

Which of the following reactions is possible? Zn(s)+CuSO_4(aq)rarrZnSO_4(aq)+Cu(s)

Identify the substances that are oxidised and substances that are reduced in the following reactions: CuO(s) + H_2(g) to Cu(s) + H_2O(l)

Balance the following equation : Al(s) +HCl(aq) rarr AlCl_2(aq)+H_2(g)

Complete the following reaction : H_2S + O_2 rarr

Explain whether following reaction is feasible or not : 2Ag(s)+Cu^(2+)(aq)rarrCu(s)+2Ag^(+)(aq)

Which of the following reactions is possible? ZnSO_4(aq)+Cu(s)rarrCuSO_4(aq)+Zn(s)

Calculate the emf of the cell in which the following reaction takes place: Ni(s) + 2Ag^+ (0.002 M) Ni^(2+) (0.160 M) + 2Ag(s) Given that E^V_(cell) = 1.05 V

Complete the following chemical reaction equations . Cr_2O_7^(2-) (aq) + Fe^(2+) (aq) + H^+ (aq) to