从有关资料查到:
20%的硫酸其密度是1.14g/ml ;
98%的硫酸其密度是1.84g/ml ;
因此配硫酸溶液需要的浓硫酸体积V是:
1.14g/ml*500ml*20%=1.84g/ml*V*98%
V=(1.14g/ml*500ml*0.2)/(1.84g/ml*0.98)
=63.2ml .
需要的水体积是:
500ml*1.14g/ml-63.2ml*1.84g/ml
=570g-116g=454g=454ml .
从有关资料查到:
20%的硫酸其密度是1.14g/ml ;
98%的硫酸其密度是1.84g/ml ;
因此配硫酸溶液需要的浓硫酸体积V是:
1.14g/ml*500ml*20%=1.84g/ml*V*98%
V=(1.14g/ml*500ml*0.2)/(1.84g/ml*0.98)
=63.2ml .
需要的水体积是:
500ml*1.14g/ml-63.2ml*1.84g/ml
=570g-116g=454g=454ml .