题目内容
(请给出正确答案)
[主观题]
一种溶液,蒸发掉一定量的水后,溶液的浓度为10%;再蒸发掉同样多的水后,溶液的浓度变为12%;第三次
蒸发掉同样多的水后,溶液的浓度将变为多少?
A14%
B17%
C16%
D15%
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A14%
B17%
C16%
D15%
A.14%
B.17%
C.16%
D.15%
A.14%
B.17%
C.16%
D.15%
A.8%
B.9%
C.10%
D.11%
A.0.018
B.0.015
C.0.01
D.0.005
A. 13%
B. 12.5%
C. 12%
D. 10%
A. 13%
B. 12.5%
C. 12%
D. 10%
A.12%
B.12.5%
C.13%
D.10%