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heei rezolvati-mi si mie problema 7 dau coroana urgeent mersii

Heei Rezolvatimi Si Mie Problema 7 Dau Coroana Urgeent Mersii class=

Răspuns :

MNaCl=58.5g/mol n=m/M=1170/58.5=20 moli NaCl
1mol..........35.5g Cl
20mol......710g Cl