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Cat cantaresc 2 moli de H2SO4?

Răspuns :

[tex]M_{H_{2}SO{4}}=2M_{H}+M_{S}+4M_{O}=2+32+64=98\\\\m_{H_{2}SO{4}}=n*M_{H_{2}SO{4}}=2*98=196[/tex]

Aici n reprezinta numarul de moli oarecare.