【单选题】p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; text-align: justify; font: 14.0px 'PingFang SC'; color: #000000; -webkit-text-stroke: #000000}span.s1 {font-kerning: none} 二氧化硅是酸酐的原因是
A.
p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; text-align: justify; font: 14.0px 'PingFang SC'; color: #000000; -webkit-text-stroke: #000000}span.s1 {font-kerning: none} 它溶于水后可得相应的酸
B.
p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; text-align: justify; font: 14.0px 'PingFang SC'; color: #000000; -webkit-text-stroke: #000000}span.s1 {font: 14.0px 'Times New Roman'; font-kerning: none}span.s2 {font-kerning: none} 它对应的水化物是可溶性强酸
C.
p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; text-align: justify; font: 14.0px 'PingFang SC'; color: #000000; -webkit-text-stroke: #000000}span.s1 {font-kerning: none}span.s2 {font: 14.0px 'Times New Roman'; font-kerning: none} 它与强碱溶液反应只生成盐和水
D.
p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; text-align: justify; font: 14.0px 'PingFang SC'; color: #000000; -webkit-text-stroke: #000000}span.s1 {font-kerning: none} 它是非金属氧化物