下列关于质子的说法不正确的是 A质子是决定元素种类的基本粒子 b在化学反应前后质子都能保持不变 c每个质子带一个单位正电荷 D1个 Template




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tomski下列关于质子的说法不正确的是 a质子是决定元素种类的基本粒子 b在化学反应前后质子都能保持不变 coloring