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Determine how many micrograms of herbicide are present in 10 lb of soil if the herbicide level in the soil in a corn field was observed at 3.0 ppb. ?

Considering the given equation 4NH3 5O2 → 4NO 6H2O 1.85 grams Ammonia NH3 react with 3.39 grams of Oxygen O2. Determine how many grams of Nitric oxide, or nitrogen oxide and water form? Also determine how many grams of excess reactant remain after limiting reactant used?

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