Recent content by Divine

Standard Additions Hello Borek, My problem is that I don't know how to make such plots in excel. As you might be aware, there is the need to extrapolate the calibration line backwards so as to obtain a negative value on the X-axis. This is what I cannot do and will appreciate it if someone...

Homework Statement I have a set of values from a laboratory work (standard Additions practical), which I am required to plot. I am finding difficulties in plotting the values in excel because the horizontal axis must have some negative integers. Homework Equations The Attempt at a...