39%的NaOH要加多少37%盐酸才能把ph调到5.5
问题描述:
39%的NaOH要加多少37%盐酸才能把ph调到5.5
答
NaOH+HCl=NaCl+H2O
100g 39%的NaOH要加37%盐酸:
=100*39%/40*36.5/37%
=96.18 g