Correct Constants I Perio Tabl The tabulated data were ecllectad for this seacti
ID: 1089647 • Letter: C
Question
Correct Constants I Perio Tabl The tabulated data were ecllectad for this seaction at a certain temperatune Part B Time (h) X2 Y (M) Determine tha value of the rate constant at this tomperatura Express your answer using three significant figures. 0.100 4.0 0.0598 Pravious Answees 5.0 00543 VCorrect Part c What is the haHife for this reacion (at the iniial concentration)? Express your answer using three signifieant figures 1,2-5.94 h Correct Part D What is tho concentration of X or 13.0 hours? Express your answer using three signifioant figuros. X0.0036 Submit Previous Answers Request Answer X Incorrect: Try AgainExplanation / Answer
part D
second order kinetics.
K2 = x/t*(a)*a0
k2 = 1.68 M-1.h-1
x = reacted = ? M
a0 = initial no of concentration of X2Y = 0.1 M
a = concentration after time,13 hr = a0-x M
t = time = 13 hr
1.68 = x/(13*(0.1-x)*0.1)
x = 0.0685
a = concentration after time,13 hr = a0-x
= 0.1-0.0685
= 0.0315 M