Nitrate Concentration from Agricultural Runoff
Runoff from a 2-hectare agricultural field deposits nitrate into a stream with a volume of 10,000 m³. The amount of nitrate deposited is 50 kg per hectare. Based on the data below, what is the final concentration of nitrate in the stream in mg/L?
Field Area: 2 hectares
Nitrate Runoff: 50 kg/ha
Stream Volume: 10,000 m³
Conversions:
1 kg = 1,000,000 mg
1 m³ = 1,000 L
A
5 mg/L
B
100 mg/L
C
50 mg/L
D
10 mg/L
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