![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[主观题]
将700克14.3%的盐水与900克11.1%的盐水混合后,再加入200克盐,蒸发掉300克水后,该盐水的浓度为()。
A. 48
B. 39
C. 45
D. 31
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A. 48
B. 39
C. 45
D. 31
A.200
B.300
C.400
D.500
A.0.5%
B.1%
C.1.2%
D.1.5%
A.0.5%
B. 1%
C. 1.2%
D. 1.5%
A.A.20%
B.B.25%
C.C.30%
D.D.32%
A.3.4%
B. 2.8%
C. 3.1%
D. 2.3%
A.16%
B.18%
C.20%
D.22%
A.11.52%
B. 17.28%
C. 28.8%
D. 48%
A.6%
B.7%
C.8%
D.9%
A.2
B.4
C.6
D.8