The TSS of a wastewater was determined using 30 mL of sample. The filter used originally weighed 0.4327 grams. After the sample was filtered and dried at 103C to 105C, the filter was weighed again at 0.4396 grams. Calculate the TSS of the sample.
a. 230 mg/L
b. 6.9 mg/L
c. 29,077 mg/L
d. 207 mg/L