___ Cu(s) + ___ HNO3(aq) → ___ Cu(NO3)2(aq) + ___ H2O(l) + ___NO2(g) 怎么配平?

___ Cu(s) + ___ HNO3(aq) → ___ Cu(NO3)2(aq) + ___ H2O(l) + ___NO2(g) 怎么配平? 一.（1）请将下列7种物质：CuSO4,Cu(NO3)2,Cu2S,HNO3,NO,NO2和H2O分别填入下面对应的横线上.组成一个化学方程式（不需要配平）.___+HNO3→___+___+___+___+H2O (2)反应中发生还原反应的物质是___,被还原的 (1)请将下列7种物质:CuSO4,Cu(NO3)2,Cu2S,HNO3,NO,NO2,和水分别填入下面对应的横线上,组成一个未配平的化学方程式:___+___ ___+___+___+___+H2O,(2)反应中发生还原反应的物质是__,被还原的元素是__,(3)反应中 %>___ (>___ It's not ___ ___ cold today It's ___ to ___ dictionary You look sad todayWhat's ___ ___ ___ you today? 英语:有一辆自行车.___ that?It's a ___.___ do you ___ it?___. 房间里到处都是杰克的书.Jack's books ___ ___ ___ ___ ___. His friend's death ___ ___ ___ ___ ___（使他很难过） Let's meet at the school gate(改同义句）Let's meet ___ ___ ___ ___ ___ ___. 高一化学Cu2S+HNO3=Cu(NO3)2+S+NO+H2O Cu2S+HNO3-----Cu(NO3)+NO+H2O+S配平 翻译：凯特最大的爱好就是下棋.Kate's ___ ___ is ___ ___ chess 英语翻译Jack's going to ___/___ ___ he ___ high school. 膳食平衡对保持健康很重要的英文It's ___ ___ eat a ___ ___. 同义句转换:What's that in English?___ ___ ___ ___ that in English?