取1.43gNa2CO3·xH2O溶于水配成100 mL溶液.然后滴入稀盐酸至无气体放出,共用去20ml稀盐酸,并收集到112ml取1.43gNa2CO3·xH2O溶于水配成10 mL溶液.然后滴入稀盐酸至无气体放出,共用去20ml稀盐酸,并收集到
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![取1.43gNa2CO3·xH2O溶于水配成100 mL溶液.然后滴入稀盐酸至无气体放出,共用去20ml稀盐酸,并收集到112ml取1.43gNa2CO3·xH2O溶于水配成10 mL溶液.然后滴入稀盐酸至无气体放出,共用去20ml稀盐酸,并收集到](/uploads/image/z/8215261-61-1.jpg?t=%E5%8F%961.43gNa2CO3%C2%B7xH2O%E6%BA%B6%E4%BA%8E%E6%B0%B4%E9%85%8D%E6%88%90100+mL%E6%BA%B6%E6%B6%B2.%E7%84%B6%E5%90%8E%E6%BB%B4%E5%85%A5%E7%A8%80%E7%9B%90%E9%85%B8%E8%87%B3%E6%97%A0%E6%B0%94%E4%BD%93%E6%94%BE%E5%87%BA%2C%E5%85%B1%E7%94%A8%E5%8E%BB20ml%E7%A8%80%E7%9B%90%E9%85%B8%2C%E5%B9%B6%E6%94%B6%E9%9B%86%E5%88%B0112ml%E5%8F%961.43gNa2CO3%C2%B7xH2O%E6%BA%B6%E4%BA%8E%E6%B0%B4%E9%85%8D%E6%88%9010+mL%E6%BA%B6%E6%B6%B2.%E7%84%B6%E5%90%8E%E6%BB%B4%E5%85%A5%E7%A8%80%E7%9B%90%E9%85%B8%E8%87%B3%E6%97%A0%E6%B0%94%E4%BD%93%E6%94%BE%E5%87%BA%2C%E5%85%B1%E7%94%A8%E5%8E%BB20ml%E7%A8%80%E7%9B%90%E9%85%B8%2C%E5%B9%B6%E6%94%B6%E9%9B%86%E5%88%B0)
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