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2.檢驗水中氨氮時,去氯試劑應選擇何種藥劑配製(A)氫氧化鈉(B)碳酸鈉(C)硫代硫酸鈉(D)氯化 鈉。
問題詳情
2.檢驗水中氨氮時,去氯試劑應選擇何種藥劑配製
(A)氫氧化鈉
(B)碳酸鈉
(C)硫代硫酸鈉
(D)氯化
鈉。
參考答案
答案:C
統計:A:0,B:0,C:0,D:0,E:0
難度:計算中
上一篇 :
95.若有一食品通過我國小綠人健康食品衛生標章,表示它不應該如何? (A)有保健功效 (B)有醫療功效 (C)輔助調節過敏 (D)改善胃腸功能。
下一篇 :
96.教師於課堂上教導學生選擇食品時要閱讀營養標示,這符合健康信念模式的哪個概念? (A)提升自覺罹患性 (B)增加行動利益 (C)提供行動線索 (D)增加行動障礙。
資訊推薦
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4.下列何者為引火性物質(A)醬(B)醋(C)水(D)酒精。
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5.檢驗水質中重金屬時,水樣應先經何種分解以破壞有機質(A)消化(B)氫化(C)硝化(D)還原。
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3. The magician’s performance was so enthralling that it________the entire audience. (A) alleviated
4. A: Do you really want to work in the theater? It’s hard to make a living as an actor. B: Yeah, I
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9. We must sooner or later come to________with the fact that everything comes with a price. (A)place
10. When you make a________from your bank account, a fee may apply. (A) check (B) deposit (C) transf
11. He has a look of________on his face as he is confused about what is going on. (A) bewilderment (
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15. The teacher’s questions were designed to________thoughtful responses from the students, encourag
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18. The novel describes the protagonist’s remarkable________from a shy, insecure teenager into a con