EXERCISE 1: Kinetic study of urea decompositionIn aqueous solution, urea ((NH2)2CO) is likely to decompose into ammonium carbonateaccording to the reaction :.. ..NH; +(H,N),CO+....H,O→„Co2The reaction rate constant at 350K is 4x10-5 s-1,5. Compute the time ti required at 350K to decompose 80% of urea.The answer If we decompose 80% of urea, then 0.2 C0 of urea is left. Thus In0. 2 =In0.2-kt, i.e. t1NA: t1kIn0.2==40236 s= 11,18h-= -4x10-5Can you Explain Why?

THIS IS A FIRST ORDER REACTION IN WHICH RATE OF REACTION DEPENDS UPON ONE REACTANT THAT IS UREA.

EXERCISE 1: Kinetic study of urea decomposition In aqueous solution, urea ((NH2)2CO) is likely to decompose into ammonium carbonate according to the reaction: .(H,N), CO+..H,O→..H; +...CO" The reaction rate constant at 350K is 4×10-5 s-1, 5. Compute the time ti required at 350K to decompose 80% of urea. The answer If we decompose 80% of urea, then 0.2 CO of urea is left. Thus In0. 2 = In0.2 In0.2 -kt, i.e. t1 . NA: t1 4x10-5=40236 s= 11,18h k Can you Explain Why?

EXERCISE 1: Kinetic study of urea decomposition In aqueous solution, urea ((NH2)2CO) is likely to decompose into ammonium carbonate according to the reaction: .(H,N), CO+..H,O→..H; +...CO" The reaction rate constant at 350K is 4×10-5 s-1, 5. Compute the time ti required at 350K to decompose 80% of urea. The answer If we decompose 80% of urea, then 0.2 CO of urea is left. Thus In0. 2 = In0.2 In0.2 -kt, i.e. t1 . NA: t1 4x10-5=40236 s= 11,18h k Can you Explain Why?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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