fill ups :-
a) chemical change accompanied by evolution of heat is called _________ change.
b) _________ change occur when common salt is exposed to air.
c) chemical equations represent __________ changes.
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fill ups :-
a) chemical change accompanied by evolution of heat is called _________ change.
b) _________ change occur when common salt is exposed to air.
c) chemical equations represent __________ changes.
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a.exothermic
b. Chemical
c chemical
hope it helps
thanks