In Problem, plot the given points, draw the line that best fits the data, and use the slop...

In Problem, plot the given points, draw the line that best fits the data, and use the slope and/or y intercept to determine the quantity wanted.

The Freundlich equation for adsorption is

where y represents the weight in grams of substance adsorbed and C is the concentra­tion in moles/liter of the solute. In logarithmic form, the equation is

Experimentation with the adsorption of acetic acid from water solutions by charcoal gave the following results.

What are k and n? [See Problem].

Problem 65

Find k of y = kx2. [Hint: Substitute z = x2 and graph y = kz.]