Answers

2016-02-07T16:15:42+05:30
from this experiment the law of conservation of mass is illustrated because 168+72 = 240 gram (mass of the reactants) 232+8=240 gram (mass of the product) ........
since the mass of reactant = mass of product 
therefore, law of conservation of mass  is been illustrated here ....

i hope it helps............
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