How much instruction do you need?

Step by step for creating scatter plots: https://support.office.com/en-us/art...rs=en-US&ad=US

This help file shows how to change a linear axis to a logarithmic axis: https://support.office.com/en-us/art...rs=en-US&ad=US

This help file explains how to add/remove data series (since I expect you will create the chart with one data series, then add the other data series to the charts: https://support.office.com/en-us/art...-US&ad=US#bmxl

If you need help creating the spreadsheet on which the chart will be based, let us know. At this point, we are assuming that you are familiar with using spreadsheet formulas to create the data in the spreadsheet.