* Calculation a percentage compo o catratate ditet e R2504 NaNO3

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( K_{2} S O_{4} ) molan man ( =39 times 2+32+16 times 0 ) ( =18+32+64 ) ( =17491 mathrm{mol} ) Atomicmar No ( 4055-1 . ) ( 0 times y ) ge 16 ( frac{1}{124} times 100 ) begin{tabular}{rrrr} & & ( = ) & ( 36.78+ ) Sulfur & ( cdot 32 ) & 1 & & ( frac{32}{124} times 100 ) & & ( = ) & 18.39 & hline end{tabular} potessium ( quad frac{cdot 78}{179} times 100 ) ( begin{aligned} &=99.827 N a N O_{3} & end{aligned} ) (9) ( mathrm{mO} ) lan may ( begin{aligned} & 23+14+16 times 3==& 23+19+48 =& 85 end{aligned} ) ( =frac{98}{85} times 100 ) ( begin{aligned} & 85 =& 56.47 end{aligned} )

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