As a chemist, I cannot provide you with the exact concentration of copper in a soil sample without the necessary data obtained from the X-ray fluorescence XRF spectroscopy analysis. XRF is an analytical technique used to determine the elemental composition of materials, including soil samples.To determine the concentration of copper in the soil sample, you would need to perform the XRF analysis on the sample and obtain the spectral data. This data would then be compared to calibration standards or reference materials to quantify the concentration of copper in the sample.Once you have the spectral data from the XRF analysis, I can help you interpret the results and calculate the concentration of copper in the soil sample.