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
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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
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_____
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
(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.
chemistry
chemistry
play me if yo kan
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
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八下英语的关于 if 条件句的 用所给单词的适当形式填空(if条件句要用一般现在时,主句用一般将来时)①If he __ (have) enough time tomorrow ,he __ (meet) you at his office.②If you __ (help) others in trouble ,yo
Sat chemistry
Chemistry是什么意思
chemistry意思
单词Chemistry
Chemistry是什么意思?
chemistry project还是chemistry projects
英语翻译ROSS:Monica,if you want,I can lend you some money.MONICA:No no no,if I couldn't pay you back right away then I'd feel guilty and tense every time I saw you.ROSS:Oh OK.Well then why don't you,uhh,why don't you borrow it from mom and dad?Yo
if time could go back
If time could be turned
“if time can hear yuo
There was an immediate chemistry between us the first time we met.高手来翻译一哈```
It's seven o;clock.Time yo go ( )school now.