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## Answers

for ex. to balance an equation = Mg + O2 ------------> MgO

as this equation is not balanced then u need to balance it

elements LHS RHS

Mg 1 1

O 2 1*2= 2

now the balanced equation is -------------> 2MgO

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for ex. to balance an equation = Mg + O2 ------------> MgO

as this equation is not balanced then u need to balance it

elements LHS RHS

Mg 1 1

O 2 1*2= 2

now the balanced equation is -------------> 2MgO