I KNOW ITS CONFUSING BUT PLS ANWER SOON!!!!!!!!!The amount of salt, in grams, in a solution is proportional to the volume, in liters, of the solution as shown on the graph. What is the unit rate in grams per liter? Enter your answer, as a decimal, in the box. g/L Coordinate plane with title labeled amount of salt, x-axis labeled volume of solution in liters, and y-axis labeled amount of salt in grams. A line begins at point left parenthesis 0 comma 0 right parenthesis and runs through point left parenthesis 6 comma 15 right parenthesis.