Question

Resourcese previous | 9 of 17 next g Consecutive Reactions nsecutive In the first step of this reaction, urea is broken down into isocyanic acid and ammonia: CO(NH22 (1)-+HNCO(l) + NH (g) sed in adhesives a two-step 2)2 is the sole HNCO, is an Part A In the second step of this reaction, isocyanic acid reacts to form melamine and carbon dioxide: Balance this reaction and enter the coefficients below Enter the coefficients in order separated by commas (e.g, 1,4,5, where 1 and carbon ducts HNCO() C3 N (NH2)1) CO2 (g) indicates the lack of a coefficient). Hints 6.1,3 Submit My Answer》 Give Up Correct Thus, the two-step process can be written as 1. CO(NH2), (1) HNCO() +NH, (g) 2. 6HNCO(i)→C3N3 (NH2 )3(1) +3CO2 (g) Part B What mass of melamine, Ca N, (NH2) will be obtained from 166.0 kg of urea, CONI,)2.ifthe yield of the overall reaction is 77.0%? Express your answer to three significant figures and include the appropriate units. Op Hints Value Units Submit My Answers Give Up Continue

Answer 1

part B,- 6x bo grau of urea produce 126m o Helowie l66 炤? _166-X126 360 58-19mg 06 Helamire Yield: 581 Hash of Helouu 68. 17