化学例

$(N H_{4}) H S O_{4}$

ステップ 1

$(N H_{4}) H S O_{4}$ is soluble because it contains ammonium $N H_{4}$ . All ammonium compounds are soluble .

$(N H_{4}) H S O_{4}$ は可溶性です

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