Answers

2016-01-10T17:48:36+05:30
This is available,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
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2016-01-10T18:17:24+05:30
please see the attached document ..............
 i hope it helps..........
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relative density is the ratio of the density of that substance by density of water i.e. 1kg/cu. meter ..... So mercury is 13.6 times heavy than water or it has 13.6 times more density than water