Witryna已知：① 2nac1o 3 + h 2 o 2 + h 2 so 4 = 2c1o 2 ↑+ o 2 ↑+ na 2 so 4 + 2h 2 o. 2clo 2 + h 2 o 2 + 2naoh = 2naclo 2 + o 2 ↑+ 2h 2 o. ② clo 2 熔点-59 ℃、沸点 11 ℃，浓度过高时易发生分解； ③ h 2 o 2 沸点 150 ℃ （ 1 ）冰水浴冷却的目的是 ___ 。 （ 2 ）空气流速过快或过慢，均降低 naclo 2 ... Witryna13 kwi 2024 · 丙可与 NaOH 反应,则丙是硅酸胶体,甲是 Fe(OH)3 胶. 体,若 要 由 Fe(OH)3 胶 体 得 到 Fe(OH)3 沉 淀 可 向. Fe(OH)3胶体中加入 NaOH 溶液。 [答案] (1)Fe(OH)3 胶体 NaOH 溶液 硅酸胶体 (2)向 Fe(OH)3 胶体中慢慢加入 NaOH 溶液. 第2节 电解质. 课时1 电解质及其电离. 知识点一 [素养奠基 ...

Balanceo de Ecuaciones Químicas

Witryna20 sty 2024 · All used electrolytes, i.e., NaClO 4, NaH 2 PO4, Na 2 HPO 4, were prepared using deionized water. Before each series of experiments, the surface of the silver electrode was polished with the Al 2 O 3 powder, and electrochemically cleaned between each measurement in the 0.05 M supporting electrolyte by CV cycling in … Witryna210.2024. Example Reactions: • Fe(ClO)3 + 3 NaOH = Fe(OH)3 ↓ + 3 NaClO :: Chemistry Applications:: location of hurricane orlene

Balanceie a equação. Fe(s) + NaClO(aq) → Fe2O3(s) + NaCl(aq)

Witryna室温下，用pH试纸分别测定浓度为0.1mol•L-1 NaClO溶液和0.1mol•L-1 CH 3 COONa溶液的pH: 比较HClO和CH 3 COOH ... 沉淀后，再滴加2滴0.1 mol/LFeCl3溶液，又生成红褐色沉淀证明在相同温度下的Ksp：Mg(OH)2 ＞Fe(OH)3D分别测定室温下等物质的量浓度的Na2SO3与Na2CO3溶液的pH，后者较大 ... Witryna22 wrz 2024 · Recall that a mixture of solid precipitates of \(\ce{Fe(OH)3}\) and \(\ce{Ni(OH)2}\) is collected at the beginning of this analysis scheme. The next step is … Witryna19 sty 2024 · 化学方程式：3NaClO+2Fe（OH）3+4NaOH—2Na2FeO4+3NaCl+5H2O. 更多追问追答 . 追问. 可是怎么看出他要加的是NaOH啊. 追答. 这个反应要在碱性条件 … indian passport photos online