H2SO4是二元酸,1 mol H2SO4相当于2 mol H+
H+的物质的量 = 0.1 * 0.3 * 2 + 0.3 * 0.25 * 2 = 0.21 mol
c(H+) = 0.21 / 0.5 = 0.42 mol/L
答题不易,记得采纳,谢谢
H2SO4是二元酸,1 mol H2SO4相当于2 mol H+
H+的物质的量 = 0.1 * 0.3 * 2 + 0.3 * 0.25 * 2 = 0.21 mol
c(H+) = 0.21 / 0.5 = 0.42 mol/L
答题不易,记得采纳,谢谢