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stabilește compozitia la cuSo4 rapiddd

Răspuns :

CuSO4 sulfat de cupru

MCuSO4=64+32+4.16=96+64=160

160g CuSO4--------64gCu--------32gS----64gO
100g--------------------x---------------y-------------z
x=100.64:16040 la suta Cu

y=100.32:160=20 la suta S
z=100.64:160=40 la suta O