1.准确量取25.00ml KMnO4溶液,可选用的仪器是 A.50mL量筒B.25mL移液管 c .50mL酸式滴定管D.50mL碱式滴定管2.在常温下,pH=3的盐酸和pH=11的某一元碱AOH溶液等体积混合,所得溶液的pHA.等于7B.大于或等于7C.
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![1.准确量取25.00ml KMnO4溶液,可选用的仪器是 A.50mL量筒B.25mL移液管 c .50mL酸式滴定管D.50mL碱式滴定管2.在常温下,pH=3的盐酸和pH=11的某一元碱AOH溶液等体积混合,所得溶液的pHA.等于7B.大于或等于7C.](/uploads/image/z/8145681-33-1.jpg?t=1.%E5%87%86%E7%A1%AE%E9%87%8F%E5%8F%9625.00ml+KMnO4%E6%BA%B6%E6%B6%B2%2C%E5%8F%AF%E9%80%89%E7%94%A8%E7%9A%84%E4%BB%AA%E5%99%A8%E6%98%AF+A.50mL%E9%87%8F%E7%AD%92B.25mL%E7%A7%BB%E6%B6%B2%E7%AE%A1+c+.50mL%E9%85%B8%E5%BC%8F%E6%BB%B4%E5%AE%9A%E7%AE%A1D.50mL%E7%A2%B1%E5%BC%8F%E6%BB%B4%E5%AE%9A%E7%AE%A12.%E5%9C%A8%E5%B8%B8%E6%B8%A9%E4%B8%8B%2CpH%3D3%E7%9A%84%E7%9B%90%E9%85%B8%E5%92%8CpH%3D11%E7%9A%84%E6%9F%90%E4%B8%80%E5%85%83%E7%A2%B1AOH%E6%BA%B6%E6%B6%B2%E7%AD%89%E4%BD%93%E7%A7%AF%E6%B7%B7%E5%90%88%2C%E6%89%80%E5%BE%97%E6%BA%B6%E6%B6%B2%E7%9A%84pHA.%E7%AD%89%E4%BA%8E7B.%E5%A4%A7%E4%BA%8E%E6%88%96%E7%AD%89%E4%BA%8E7C.)
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