se aplica relatiiile
N= niuxN,A unde niu= m/M , niu= V/Vm, N,A= 6,023X10²³molec /mol
a. N= 2N,A=....................
b. niu= 490000g/98g/mol= 5000mol----> N= 5000XN,A........
c.niu= 44,8 l /22,4 l/mol=2mol----> N=2XN,A=........
d. niu=5000mol----> N=5000XN,A=..............
e. niu=73g/36,5g/mol= 2mol--------> N=2XN,A=........
f. niu=224000 l/22,4 l/mol= 10000mol----> N= 10000XN,A=......
FINALIZEAZA CALCULELE !!!!!!
