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你只要看酸有哪些化學性質就可以了.1.酸能與堿反應生成鹽和水,所以一些難溶性堿(除了氫氧化鉀、氫氧化鈉、氫氧化鋇、氫氧化鈣、氨水以外都是難溶性堿)都可以和酸反應,也就是可以溶於酸.2.酸能與鹼性氧化物反應生成…
鈣一般是價,硫酸根一般是價 所以兩個離子就以1:1的管道結合了
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