题目内容
将
4g三氧化硫溶于96g水,所得溶液的质量分数是:[ ]
A .4.9% |
B .4% |
C .9.8% |
D .19.6% |
答案:A
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将4g三氧化硫溶于96g水,所得溶液的质量分数是:
[ ]
A.4.9% |
B.4% |
C.9.8% |
D.19.6% |
题目内容
将
4g三氧化硫溶于96g水,所得溶液的质量分数是:[ ]
A .4.9% |
B .4% |
C .9.8% |
D .19.6% |
将4g三氧化硫溶于96g水,所得溶液的质量分数是:
[ ]
A.4.9% |
B.4% |
C.9.8% |
D.19.6% |