1. Please solve the following problem, indicating your response on a Word document and submitting the document via File Upload.
Using the following formula, solve the problem below, and show your work.
TWA = CaTa + CbTb + ... + CnTn
TWA = Time-Weighted Average
Ca = Concentration of contaminant during the sampling period "a"
Ta = Time of sampling period "a"
Cb = Concentration of contaminant during the sam
Ecology and Environmental Science
03 Dec 2016