Răspuns:
acid asparticformula sau acid aminosuccinci
formula moleculara C4H7NO4
MC4H7NO4=4×AC+7×AH+AN+4×AO=4×12+7×1+14+4×16=133
115gC4H7NO4....... 48gC.....7gH....14gN.....64gO
100gC4H7NO4......xgC..........ygH....zgN.......tgO
x=100×48/133=36,09 C
y=7×100/133=5,26 H
z=14×100/133=10,52 N
t= 64×100/133= 48,12
C=36,09%
H=5,26%
N=10,52%
O=48,12%
