Răspunsuri

2014-04-29T17:28:37+03:00
V=V in cond normale * nr moli => nr moli = 2/22,4 = 0,08929 moli O2
pV=nr moli * R * T
V = nr moli * T * R/p = 0.08929 * 343 * 0,082/0,65=>volumul = 3,58802 litri O2