Answers

2015-01-26T18:03:02+05:30
a material system in which mass or energy can be lost to or gained from the environment.......
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this is an educational site. You have to write answer yourself with the help of your brain not from other site.... #pecky
I copied DAT thjng which was in my brain so .....u can understand..
oh really so open dis link... https://www.google.co.in/?gfe_rd=cr&ei=eTPGVKGoCsOGoAPwjIHoBA&gws_rd=ssl#q=What+is+open+system...
This is the sight where I firstly putted my answer..
so what..?????
2015-01-26T18:47:20+05:30
Open system ->
  in computer...a system in which the protocols and its components confirm to the standards independent of a particular  supplier
in physics....a material system in which mass or energy can be lost or gained  
from the surrounding environment.
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An open system is a system that freely exchanges energy and matter with its surroundings. For instance, when you are boiling soup in an open saucepan on a stove, energy and matter are being transferred to the surroundings through steam.