【单选题】已知①CH 3 OH(g)+H 2 0(g)=O 2 (g)+3H 2 (g) △H=+49.O kJ/mol ②CH 3 OH(g)+1/20 2 (g)=CO 2 (g)+2H 2 (g) △H=-192.9 kJ/m01 下列说法正确的是 ( )
A.
CH 3 0H转变成H 2 的过程一定要吸收能量
C.
根据②推知反应:CH 3 OH(l)+1/20 2 (g)=CO 2 (g)+2H 2 (g)△H>一192.9 kJ/mol
【简答题】根据RFM对会员的划分,那么针对新会员,应该采取的策略包含提供( ),提高会员兴趣,创建品牌知名度。
【单选题】我国地图海拔高程是凭哪个海面为基准起算的?()
【单选题】Everyone is pursuing the great happiness, but have we ever asked ourselves what the real happiness is? There are many myths about happiness, If you want to be a truly happy person, take charge of your...
A.
is a widely held but wrong concept
B.
will help eliminate intellectual prejudice
C.
is the root of all mental distress
D.
win contribute to one's self-fulfillment
【单选题】关于类风湿关节炎的描述,下列哪项不正确( )
【简答题】根据RFM对会员的划分,那么针对一般维持会员,应该采取的策略是( ),分享宝贵资源,以折扣推销热门商品,与他们重新建立联系。
【单选题】反应CO(g)+H20(g)---CO2(g)+H2(g)在温度为T达平衡时,则平衡常数Kp与Ke的关系是( )。