In combustion it is assumed that the number of molecules for unit volume is ___________
A. constant
B. decreased
C. increased
D. none
Answer:A
In combustion it is assumed that the number of molecules for unit volume is ___________
A. constant B. decreased C. increased D. none
Explanation: From kinetic theory of gases it is assumed that the number of molecules for unit volume are constant. Volume and density does not change on phase change is occurred.