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关注：1
2013-05-23 12:21
求翻译：称取预先在120℃烘干2h的基准或优质纯重铬酸钾12.258g溶于水中，移入1000mL容量瓶，稀释至标线，摇是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
称取预先在120℃烘干2h的基准或优质纯重铬酸钾12.258g溶于水中，移入1000mL容量瓶，稀释至标线，摇
问题补充： |
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2013-05-23 12:21:38
Pre-weighed drying 2h at 120 ℃ benchmarks or quality of pure potassium dichromate 12.258g soluble in water, into 1000ml volumetric flask, dilute to the mark, shake
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2013-05-23 12:23:18
Known as pre-in 120 °C drying 2H benchmarks or quality pure chromate potassium 12.258 g soluble in water, move into the 1000 mL volumetric flask and dilute to line, shaking
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2013-05-23 12:24:58
The name takes in advance in 120℃ dries 2h the datum or high quality pure potassium bichromate 12.258g dissolves in the water, moves in the 1000mL measuring flask, dilutes to the graticule, swings
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2013-05-23 12:26:38
Taking advance on 120 ℃ 2H drying basis or quality in pure potassium dichromate 12.258g dissolve in water, moving into a 1000mL volumetric flask, dilute to mark them, and the
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2013-05-23 12:28:18
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