Chemistry Time!If you are good at chemistry ,please come and
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Chemistry Time!If you are good at chemistry ,please come and help me!
在25摄氏度,101千帕条件下,将15L氧气通入10L一氧化碳和氢气的混合其中,使其完全燃烧、干燥后,恢复至原来的温度压强.
(1)若剩余气体的体积是15L,则原混合气中一氧化碳的体积_________
(2)若剩余气体的体积为aL,则原一氧化碳和氢气的混合气中,V一氧化碳:V氢气_______
(3)若剩余气体的体积为aL,则a的取值范围是_____
在25摄氏度,101千帕条件下,将15L氧气通入10L一氧化碳和氢气的混合其中,使其完全燃烧、干燥后,恢复至原来的温度压强.
(1)若剩余气体的体积是15L,则原混合气中一氧化碳的体积_________
(2)若剩余气体的体积为aL,则原一氧化碳和氢气的混合气中,V一氧化碳:V氢气_______
(3)若剩余气体的体积为aL,则a的取值范围是_____
(1)分别为5L
(3)10L到20L
(2)一氧化碳为a-10,氢气20-a
列两个反应的方程,分别设一氧化碳X氢气Y.分析氧气过量的.反应完了气体只有氧气,二氧化碳,水位液态.
(3)10L到20L
(2)一氧化碳为a-10,氢气20-a
列两个反应的方程,分别设一氧化碳X氢气Y.分析氧气过量的.反应完了气体只有氧气,二氧化碳,水位液态.
Chemistry Time!If you are good at chemistry ,please come and
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