①判断铁、铜、银中金属活动性最强的是
②Cu与AgNO3反应的化学方程式
③现有Fe(NO3)2、Cu(NO3)2、AgNO3混合废液,目的回收Ag:

ⅰ.滤液A的溶质是
ⅱ.若将步骤Ⅰ中的amolCu改为amolFe,最终得到Ag的质量是否会改变,请说明理由:

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

