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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,专题35常见化合物(一),1/72,2/72,3/72,4/72,5/72,6/72,7/72,8/72,9/72,10/72,11/72,12/72,13/72,14/72,15/72,16/72,17/72,纤维名称,燃烧后残渣形态,燃烧时气味,棉纤维、纤维素纤维,灰烬少,灰白色,烧纸气味,羊毛、蛋白质纤维,黑色松脆小球,捏后成细粉末状,烧毛发、羽毛臭味,腈纶棉合成,纤维,黑色硬球,脆,可捻碎,粉末较粗,有塑料味,18/72,19/72,20/72,21/72,22/72,23/72,24/72,25/72,26/72,27/72,28/72,29/72,30/72,31/72,32/72,33/72,常见化合物(一),(时间:45分钟分值:100分),34/72,35/72,36/72,37/72,38/72,39/72,40/72,41/72,42/72,43/72,44/72,45/72,46/72,47/72,48/72,49/72,50/72,51/72,52/72,53/72,54/72,55/72,56/72,57/72,选项,氢氧化钠,水,A,混合物,纯净物,B,碱,氧化物,C,有机物,无机物,58/72,59/72,60/72,61/72,62/72,63/72,64/72,65/72,66/72,67/72,68/72,69/72,70/72,71/72,72/72,
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