在一密闭容器中充入一定量的H2和N2发生反应N2+3H2?2NH3，经测定3秒末的氢气的反应速率为0

在一密闭容器中充入一定量的H2和N2发生反应N2+3H2?2NH3，经测定3秒末的氢气的反应速率为0

前3s内氢气的反应速率为0.3mol?L-1?S-1，速率之比等于化学计量数之比，故氨气的速率=23======以下答案可供参考======供参考答案1:September 1,dunk high heels, public Wang told reporters that he is worry-free future network services to send to a food company Qingdao office staff,nike air griffey max fury, the wages have been made in July, but June did not know why wages have not made ,ken griffey shoes, including the manager of the company,ken griffey jr shoes, including a total of more than a dozen individuals have not sent in June of wages. Reporter linked to Wang,nike air griffey max fury 2012, he told reporters: We are dispatch workers, personnel relations in the future worries,griffeys shoes, worry-free future is just an intermediary and bridge,cheap griffey shoes, open to us the real wages of the working unit,king griffey shoes, do not know why,ken griffey shoes 2011, we here in June,air jordan heels, a dozen colleagues wages have not been made,air griffey max 1 red, the company Xian Baqian call should have been worry-free future, and then pay to us worry-free future. Reporters call the staff of the food companys Beijing headquarters phone,griffey sneakers, the other said: Qingdao side does have some sent from the future worries staff wages have not sent in June,ken griffey jr shoes, because the Office of Qingdao to Beijing headquarters staff list and the list of some of the headquarters staff out of control for this part of the staff,air griffey max 1 Fresh water, headquarters to be carefully verified to avoid false number was empty of the amount of food,ken griffey jr shoes, such as headquarters after the relevant circumstances are clear in Qingdao will definitely give the staff the pay issue forever. trainee reporter PAN super Liu Jinde供参考答案2:C

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