百度试题 结果1 题目NH3的生成化学方程式为()。 A. N2+H2rarr;NH3 B. N2+3H3=2NH3 C. N2+3H2larr;rarr;2NH3 D. N2+3H2=2NH3 相关知识点: 试题来源: 解析 D 反馈 收藏
利用给定的下列热力学数据估算合成氨反应:N2(g)+3H2(g)→NH(3g)计算:在698K时的标准平衡常数。已知数据(298K)
N2(g)+3H2(g)→2NH3(g)ΔH∘r=−92.4KJ What is the standard enthalpy of formation ofNH3? View Solution Given N_2(g) + 3H_2(g) rarr 2NH_3(g) , Delta_r H^@ = -92.4 KJmol^(-1) What is the standard enthalpy of formation of NH_3 gas ...
NO与H2进行如下反应: 2NO2(g)+H2(g)→N2(g)+H2O(g) 在一定温度下,某密闭容器中等摩尔比的NO与H2混合物在不同初压下的半衰期如下:求反应的总级数。参考答案: 您可能感兴趣的试卷你可能感兴趣的试题 1.问答题 反应2NOCl(g)→2NO(g)+Cl2(g)在200℃下的动力学数据如下: 反应开始只有NOCl,并认为反应...
反应2NO(g)+2H2(g)→ N2(g)+ 2H2O其速率方程式对NO(g)是二次、对H2(g)是一次方程。 (1)写出N2生成的速率方程式; (2)如果浓度以mol·dm-3表示,反应速率常数k的单位是多少? (3)写出NO浓度减小的速率方程式,这里的速率常数k和(1)中的k的值是否相同,两个k值之间的关系是怎样的?
对反应2NO(g)+2H2(g)→N2(g)+2H2O(l)进行了研究,起始时NO(g)与H2(g)的物质的量相等。采用不同起始压力p0,相应地有不同的半衰期。实验数据如下:求该反应的级数。
of NO/H2 are used to understand their role toward the product selectivity. ≈ 6.77 × 1035 when the partial pressure ratio (pH2/pNO) of 500:1 is used. even with extreme hydrogen partial pressures, N2 is the predominant couHldobweevaepr,oussnidbeilrittyheof1t:1heparertai...
KLUv/QBYTCQFOtGzhCvQsFBqAOsjIXvXILs/c0foD0AVXXt2D5bxK6R02S0isZZoL0e8/PxqfFwT ZgpEB18HiUKmXgk1q1ydMFs7aNQnhYy/pEqTw3O+d7pk26qMbbyMTabEHZulfcBY8Qs2yZnlJJJO yH07r5dgX/zC68uLKW8F24Cl+XvYrGDpLNnEnCD7JNuBfWT8pxuuVtc3R9I0gsWjp+sK5VolabyT q/0l2c6QjOckyxJOIU9iXTvnpJkoZkIpUaWu...
N2 (g) + O2 (g) \rightarrow 2 NO (g) ΔH = -180.5 kJ N2 (g) + 3 H2 (g) \rightarrow 2 NH3 (g) ΔH = -91.8 kJ 2 H2 (g) + O2 (g) \ri Calculate ΔH for the reaction 2 Al (s) + 3 Cl2 (g) \right...
Next, we investigated the potential of these Ru-species in the catalytic dehydrogenation of formic acid (Figure 13), given our interest in the reversible storage of H2 into liquid fuels [27–33]. For Ru-catalysts, formic acid dehydrogenation is accelerated when more electron-rich ligands are ...