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December 18, 2014

Posts by yram


Total # Posts: 3

chemistry
true
December 10, 2012

chemistry
please anyone can answer my question..
December 10, 2012

chemistry
mixed about the 5grams of benzois acid and sugar. divide the mixture into two equal portions . to thheh first portion add 20ml of water. shake vigorously and filter. examine the residue and compare with the original sample. heat the filter to dryness and identify the residue. ...
December 10, 2012

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