化学示例

$S$

解题步骤 1

$S$ is insoluble. Most sulfides are insoluble except the group IA carbonate and ${(N H_{4})}_{2} S$ .

$S$ 不可溶

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$

化学 示例