Chemistry, 17.07.2019 05:20 caudhdi11721

Potassium standards gave the following emission intensities at 404.3 nm. emission from the unknown was 417. find the [k+] and its uncertainty in the unknown. (use a spreadsheet / graphing program to make a concentration vs. emission signal plot, then find the [k+] and its uncertainty in the unknown.)
sample (µg k/ml) relative emission
blank 0
5.00 124
10.00 243
20.0 486
30.0 712
unknown 417

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