计算题:在温度t为30℃,压力p为0.8MPa的条件下,V=10m3的储氢罐中有H2多少摩尔?
参考答案:
储氢罐中有氢气3.2×103mol。
下列粒子中,只具有氧化性的是( )
A.Mg
B.Zn2+
C.Fe2+
D.HCl
The price of a stock is $44 per share, and the October put with an exercise price of $45 is selling for $3. The intrinsic value of the option is :
A.
B.
C.