71By the way.. Subhomoy you're back finally.
why can a cockroach swim inside conc. sulphuric acid but humans cant evn put a fingure into it???
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6 Answers
49cockroaches are covered with a chitinous exoskeleton...
humans are covered by epithelial cells which have an outer covering of 2 layers of lipid and proteins...
might be it is this chitin which protects cockroaches bt the lipid and protein system gets disrupted in the dehydrating+oxidising + acidic conc.H2SO4
btw isn't this a biology question more than a chemistry one??
11Anyways where were you these days?
mere phys ke dbts unsolved pade hai solve karo unhe, in optics
and I'll post more for the sake of celebrating your come back in the site again [3]
1I open this post to see weather there wil b some othe contributions and thn i find this..........ppl chatting.......grrrrrrrrrr.........[3] [7] hmmm..!