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Divya
Subject: Science, asked on 8/10/16
what is a molecule.
Aman Pachisia
Subject: Science, asked on 20/11/16
For some elements we have more than one no. of valencies , so which valency would we use while writing a chemical formula
Jennifer
Subject: Science, asked on 14/11/16
identify the ions present in aluminium sulphate
Siya Agrawal
Subject: Science, asked on 14/11/16
compare chlorine atom with chlorine ion
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