bună am nevoie urgent de ajutor vă rog frumos♥️♥️♥️♥️♥️♥️♥️♥️♥️

Răspuns:
a)
1mol.........1mol
NaOH + HCl => NaCl + H2O
5moli........x moli
x=5×1/1=5moli HCl
c)
MNaOH =23+16+1=40g/mol
MHCl =1+35,5=36,5g/mol
40g.........36,5g
NaOH + HCl => NaCl + H2O
160g.........yg
y=160+36,5/40=146gHCl