阿摩線上測驗
73. What is the rate constant for radioactive decay of 14CO2(g) at 0.1 atm? (The half-life of C-14 nucleus is 5730 years.)
(A) 1.38 × 10‒8 h ‒1
(B) 2.76 × 10‒8 h ‒1
(C) 1.38 × 10‒9 h ‒1
(D) 3.45 × 10‒9 h ‒1
(E) 6.90 × 10‒9 h ‒1
答案：登入後查看
統計： A(39), B(2), C(8), D(0), E(1) #1970224
統計： A(39), B(2), C(8), D(0), E(1) #1970224
詳解 (共 1 筆)
面試倒楣鬼-22幸運上後西
#4799578
0.693/k = 5730*365*24 ( k in hour)
1
0
