zer,first,second order plotting


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Lesley Perez 1F
Posts: 82
Joined: Tue Oct 03, 2023 8:22 am

zer,first,second order plotting

Postby Lesley Perez 1F » Mon Mar 11, 2024 8:27 pm

Hi,

For all of the orders, such as that of zero, first, and second order rxns, are all of the plots a straight line?

Emily_Chen_2L
Posts: 46
Joined: Tue Nov 14, 2023 9:09 am

Re: zer,first,second order plotting

Postby Emily_Chen_2L » Mon Mar 11, 2024 8:35 pm

You determine what order the reaction is by seeing what kind of plot produces a linear graph. Therefore all the plots are linear, but it depends on what the axis is. For 0th order reactions the y axis is simply [A], for first order reactions the y axis is ln[A] and for second order the y axis is 1/[A]. The x axis is always time.

Jordan Guzman 3A
Posts: 65
Joined: Fri Sep 29, 2023 11:33 am

Re: zer,first,second order plotting

Postby Jordan Guzman 3A » Fri Mar 15, 2024 10:16 pm

However only one of the plots should be linear. For example, if the reaction is zero order, then the graph of time vs [A] would be linear and the graphs for time vs ln[A] and time vs 1/[A] should be exponential curves.


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