a) Zn + 2HCl --> ZnCl2 + H2
b) \(n_{H_2}=\dfrac{6,1975}{24,79}=0,25\left(mol\right)\)
PTHH: Zn + 2HCl --> ZnCl2 + H2
0,25<-0,5<---0,25<--0,25
=> mZn = 0,25.65 = 16,25 (g)
c) mZnCl2 = 0,25.136 = 34 (g)
a) Zn + 2HCl --> ZnCl2 + H2 b) n H 2 = 6 , 1975 24 , 79 = 0 , 25 ( m o l ) PTHH: Zn + 2HCl --> ZnCl2 + H2 0,25<-0,5<---0,25<--0,25 => mZn = 0,25.65 = 16,25 (g) c) mZnCl2 = 0,25.136 = 34 (g)