найдите простейшие формулы солей, имеющие следующий состав:
1) ω(Mg)=9,9% ω (S)=13,0% ω(O)=71,4% ω(H)=5,7%
2) ω(K)=39,67% ω(Mn)=27,87% ω(O)=32,46%
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