Homework Clinic
Science Clinic => Chemistry => Topic started by: xroflmao on Aug 27, 2018
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The overall order of a reaction is 1. The units of the rate constant for the reaction are ________.
A) M/s
B) M-1s-1
C) 1/s
D) 1/M
E) s/M2
Question 2
The combustion of propane (C3H8 ) produces CO2 and H2O: C3H8 (g) + 5O2 (g) 3CO2 (g) + 4H2O (g) The reaction of 2.5 mol of O2 with 4.6 mol of C3H8 will produce ________ mol of H2O.
A) 4.0
B) 3.0
C) 2.5
D) 2.0
E) 1.0
Question 3
The kinetic energy of a 23.2-g object moving at a speed of 98.7 m/s is ________ J.
A) 145
B) 113
C) 1450
D) 0.950
E) 113000
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Answer to Question 1
C
Answer to Question 2
D
Answer to Question 3
B