Consider the cell `H_(2)(Pt)`|{:(H_(3)O^(+)(aq)),(pH= 5.03):}||{:(Ag^(+),),("xM"):}|Ag`. The measured EMF of the cell is 1.0V. What is the value of x? `[E_(Ag^(+),Ag)^(@) = +0.8V][T = 25^(@)C]`
A. `2 xx 10^(-2)` M
B. `2 xx 10^(-3)` M
C. `1.5 xx 10^(-3)` M
D. `1.5 xx 10^(-2)`M