At 400 K oxalic acid decomposes according to the reaction:
H2C2O4(g)?CO2(g)+HCOOH(g)
In three separate experiments, the intial pressure of oxalic acid and final total pressure after 20,000 s is measured.

Experiment

1
2
3

P H2C2O4 at t = 0
65.8
92.1
111

PTotal at t = 20,000 s

107

150

181

Find the rate law of the reaction.

Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.