50Concentration (mol/L)es Notes.pdfReaction RatesReaction rates are measured in units ofwhich is = to0.10rate =Dnpoid0.08-1) Determine the average rate of productformation between 50 and 150 seconds.H90'00.042) Is the tangential slope positive or negative for:0.02-- Product?reactantReactant?15000,250Time (s)Theat a single time is therate.The slope over a range of time is therate.Connection to Mathematics & PhysicsSlope is the rate of change. The symbol(delta) means"for a range (average rate of change).Example: A car decreases speed from 35 m/s to 15 m/s over a period of 5 seconds.What is the car's acceleration (average rate of change for velocity)?Example: The concentration of CHaF product increases from 0.20 mol/L to 0.80 mol/Lover 12 seconds of reaction time. Determine the average reaction rate for this time.CH4 + F2 CH3F + HF

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Reaction Rates Reaction rates are measured in units of which is = to

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter11: Chemical Kinetics

Section: Chapter Questions

Problem 11.50PAE

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Question

50
Concentration (mol/L)
es Notes.pdf
Reaction Rates
Reaction rates are measured in units of
which is = to
0.10
rate =
Dnpoid
0.08-
1) Determine the average rate of product
formation between 50 and 150 seconds.
H90'0
0.04
2) Is the tangential slope positive or negative for:
0.02-
- Product?
reactant
Reactant?
150
00,
250
Time (s)
The
at a single time is the
rate.
The slope over a range of time is the
rate.
Connection to Mathematics & Physics
Slope is the rate of change. The symbol
(delta) means
"for a range (average rate of change).
Example: A car decreases speed from 35 m/s to 15 m/s over a period of 5 seconds.
What is the car's acceleration (average rate of change for velocity)?
Example: The concentration of CHaF product increases from 0.20 mol/L to 0.80 mol/L
over 12 seconds of reaction time. Determine the average reaction rate for this time.
CH4 + F2 CH3F + HF

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