Toluene (ch) has a normal boiling point of 110.6 °c. what is the boiling point at a pressure of 15 mm. a hvap = 38.6 kj/mol. r = 8.314 j-k'mol ans.

Jenny places a strip of ph paper into a solution. when she removes the ph paper, it has turned yellow-green. what should jenny do next to determine the ph of her solution? a. use a different testing method because the ph paper should not change colors b. place the ph paper into a machine that reads the ph of the solution c. compare the ph paper's color with the color of ph paper from another solution d. compare the ph paper's color with a chart of colors and ph ranges