# concentration

1. ### Ignoring Empty Cells in Multiple Formulae

All Each month I get a report of majors studying in my department. As we have two "concentrations" (and old and new designations for each concentration) the report is a bit complex. Further, newly admitted students who have declared their majors are shown, even though they have not yet earned...
2. ### Attempting to Look up exact data match in 1 column and return header from another column based on 2nd lookup value

Using Time as a lookup value - column A, then looking to return the header of the column that has value greater than specified trough concentration. Example - at time = 7.00 hrs , concentration = 8.6, would like it to return q36h Adapted this formula from another post =(LOOKUP(B16,INDEX('ODA...
3. ### Creating an dynamic array from 3 parameters

Hi all, I am really a beginner and a little bit ashamed because I could not find after extensive search how to generate a simple array (One dimension) but depending on 3 parameters. I would like to create a serial dilution array where the inputs are: Concentration of stock solution, dilutional...

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