(1) 为方便起见,设盐酸体积为1升(1000mL),其质量为1.18*1000 = 1180 g
其中含HCl: 1180*36.5% = 430.7 g
430.7盐酸的物质的量:430.7/36.5 = 11.8 mol
盐酸中HCL的量浓度: 11.8mol/1L = 11.8 mol/L
(2)
Zn + 2HCl = H2 (g) + ZnCl2
1 1
3.25/65 x
x = 3.25/65 = 0.050 mol
生成H2在标准状况下的体积: 22.4*0.05 = 1.12 L