m= 1600g O2
n=m/M; N=1600g/ 32g/mol= 50mol O2=100 mol O
N= nxN,A; N= 100molx 6,023x10²³ atomi O/mol= CALCULEAZA !!!
n= 5,6g/ 44g/mol--> 0.127molC02
1mol co2........2molO
0,127mol..........n= 0,254 molO
N= 0,254molx 6,023x10²³ atomi O/mol= CACLCULEAZA !!
