Calculate the work done in a reversible expansion of three moles of an ideal gas from pressure of 4 bar to 1 bar at 298K. (A)-10304 J (B) +10304 J (C)- 3435 J (D)-107.7 J Which will be more soluble, Ba(IO,), or Ca(IO,),? The Ksp values of Ba(IO,), and Ca (IO, ), are 1.5 x10- and 7.1x10- respectively. (A) Ba (IO,), (B) Ca(IO,), (C) Neither Ba (IO,), nor Ca(IO,)2 (D) Both are equally soluble. Which of the following is the general solution for the differential equation y - 3y +2y = 0 ? (A) y(x) =c,e* +c,e* (B) x(y) = c,e" +c,e (C) y(x) = ce* -c,e2* (D) y(x) = ce* +c,e*