Răspunsuri

2014-09-24T09:31:32+03:00
MH2SO4=2+32+64=98g/mol
1mol are 98 g
5moli =98 ori 5 =490g
BAFTA!!
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2014-09-24T18:33:07+03:00
In 490 g de mol se gasesc 5 moli de acid sulfuric