The soul of chemistry is dealing with___________?”
A. Internal structural changes in matter
B. Composition of matter
C. Properties of matter
D. Composition and properties of matter
D. Composition and properties of matter
Reason: bvcf bbbf ttycffvt vdfferthv6tby bvftykvui bfgygul,fy
2: On heating a liquid at its dynamic equilibrium the concentration of molecules in vapour state as well as in liquid state___________?
C. Remains constant
The modern blog evolved from the online diary where people would keep a running account of the events in their personal lives. Most such writers called themselves diarists, journalists, or journalers. Justin Hall, who began personal blogging in 1994 while a student at Swarthmore College, is generally recognized as one of the earlier bloggers,[16] as is Jerry Pournelle.[17]Dave Winer‘s Scripting News…
all mcqs are informative and very helpful for exams