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Questions >> JEEMAIN and NEET >> Chemistry >> Redox Reactions

Given the $rx_n, \;2Fe^{3+}(aq)+Sn^{2+}(aq)\rightarrow 2Fe^{2+}(aq)+Sn^{4+}(aq)$ what is the equ.constant of given $rx_n$

asked Dec 10, 2013 by sreemathi.v

1 answer

EMF of the cell $Sn,SnCl_2(0.5M)/AgCl,Ag$ is $0.430V$ at $25^{\large\circ}$ C and $0.448$ at $0^{\large\circ}$ C. The free energy change $(\Delta G)$ , enthalpy change( $\Delta H)$ and entropy change $(\Delta S)$ of the cell $rx_n$ at $25^{\large\circ}C$ are

asked Dec 10, 2013 by sreemathi.v

1 answer

Calculate the solubility product of $AgBr$ in water at $25^{\large\circ}$ from the cell: $Ag,Ag^+Br^-$ (Saturated solution). The standard potentials are $E^{\large\circ}_{AgBr,Ag}=0.07V$ , $E^{\large\circ}_{Ag^+,Ag}=0.80V$ . The $K_{SP}$ Value is

asked Dec 10, 2013 by sreemathi.v

1 answer

Calculate the E.M.F of the electrode-concentration cell : $H_2(P_1),HCl,H_2(P_2)$ at $25^{\large\circ}C$ if $P_1$ = 1atm and $P_2 = 0.25\;atm$ .The E.M.F. 'E' is

asked Dec 10, 2013 by sreemathi.v

1 answer

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