i just wanted to know how to calculate change in no. of moles of any reaction.for example,2C6H6(l)+15O2(g)---->12CO2(g)+6H2O(l)

dearv ivek,

AS IN YOUR EXAMPLE
NO. OF REACTANTS=2+15=17
NO. OF PRODUCTS=12+6=18

THEREFORE CHANGE IN NO. OF MOLES=01

BEST OF LUCK

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AMAN BANSAL

actually the answer is -3/2. please let me know about this. And i generally want to know how to calculate the no. of moles in any type of reaction.