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5、NaCl是化学式不是分子式。
参考答案和解析
A
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下列液体中为2/3张的液体是()A、0.9%NaCl200ml,5%GS150ml,1.4%NaHCO3100mlB、0.9%NaCl150ml,5%GS200ml,1.4%NaHCO3100mlC、0.9%NaCl100ml,5%GS200ml,1.4%NaHCO3150mlD、0.9%NaCl200ml,5%GS100ml,1.4%NaHCO3150mlE、0.9%NaCl50ml,5%GS100ml,1.4%NaHC03200ml
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单选题小儿扩容,配制2:1等张含钠液120ml的是()A
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考题
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单选题下列为2:1等张含钠液的是()A
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0.9%NaCl80ml,1.8%NaHCO340mlC
0.9%NaCl80ml,10%GS40mlD
0.9%NaCl40ml,5%NaHCO380mlE
0.9%NaCl80ml,1.4%NaHCO340ml
考题
单选题天然气有其对应的分子式。()A
是B
不是C
不好说D
其分子式为CH4
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