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毎日1問、正解者には6つの富を報酬として、参加者には2つの富を報酬として与えます;第444題

2016-02-24View Original

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単一選択問題:人間が嗅覚によって塩化ビニルの存在を感知できる濃度は( )です。 A 30 mg/m3 B 1290 mg/m3 C 2900 mg/m3 正解:B
Reply #22016-02-24
B 1290 mg/m3
Reply #32016-02-24
人間が嗅覚で検出できる塩化ビニルの濃度は(B)です。 A 30 mg/m3 B 1290 mg/m3 C 2900 mg/m3
Reply #42016-02-24
人間が嗅覚で検出できる塩化ビニルの濃度は(B)です。 A 30 mg/m3 B 1290 mg/m3 C 2900 mg/m3
Reply #52016-02-25
 B 1290 mg/m3    
Reply #62016-02-25
人間が嗅覚で検出できる塩化ビニルの濃度は(B)です。 A 30 mg/m3 B 1290 mg/m3 C 2900 mg/m3
Reply #72016-02-25
B 1290 mg/m
Reply #82016-02-25
人間が嗅覚で検出できる塩化ビニルの濃度は( )です。 答え:B 1290 mg/m3

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