Convert 6.50 g N to g urea.
6.50 g N x (molar mass urea/2*atomic mass N) = ? g urea.
A lawn fertilizer is rated as 6.50% nitrogen, meaning 6.50 g of N in 100 g of fertilizer. The nitrogen is present in the form of urea, (NH2)2CO. How many grams of urea are present in 100 g of the fertilizer to supply the rated amount of nitrogen?
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Thank you so much!