Question

将一定质量的镁和铝的混合物投入到500ml的H2SO4中,固体全部溶解并产生气体,待反应完全后,向所得溶液

Answer 1

m=0.15*24 + (0.35-0.15)*27 = 9 g

c(NaOH)=(0.35-0.15)/(0.240-0.200) = 5 mol/L

c(H2SO4)= 5*200/500*2 =1mol/L

V=22.4*(0.15+1.5*0.2)=10.08L