Collidial solution part 3

As_(2) S_(3) Colloidal solution obtained when As_(2) O_(3) is Saturated with H_(2) S . Which is the diffused part?

Find sum of all possible solutions to the equation, x=3{x} , where {x} denotes fractional part of x.

A: 1 gram of salt in 1 m^(3) of solution has concentration of 1 ppm. R: ppm is defined as number of parts by mass of solute per million parts of solution.

The resistance of a decinormal solution of an electrolyte in a conductivity cell was found to be 245 Omega . Calculate the equivalent conductance of the solution if the electrodes in the cell were 2 cm part and each had an area of 3.5 sq. cm.

The number of integral values of n (where n>=2 ) such that the equation 2n{x}=3x+2[x] has exactly 5 solutions. { Here {x} is fractional part of x and [x] is integral part of x}

An 85 m long rod is divided into two parts. if one part is (2)/(3) of the other part, then the shorter part (in metres) is: