Question: I need the first question's answer immediately thank you ** 8. BOD2/L0 ratio of a wastewater sample is 0.48 and BOD3 concentration is 625mg/L. Calculate

I need the first question's answer immediately thank you **

8. BOD2/L0 ratio of a wastewater sample is 0.48 and BOD3 concentration is 625mg/L. Calculate the ultimate BOD of the sample (10P) 9. 100mL of wastewater sample in a porcelain dish was dried in oven at 105C after being evaporated on water bath. The weight was determined as 61.6032g. The weight of the same dish was found to be 61.5910g after being ignited in the furnace at 55050C. If the tare weight of the porcelain dish was 61.3786g, calculate TS, VS and FS concentrations in mg/L. (10P)

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