![](https:///quesimg/Upload/formula/08e320a00452ae6990e88da3a229e0e6.png)
![](https:///quesimg/Upload/formula/f032586eec2b4b3a55ab6f0b860aad64.png)
![](https:///quesimg/Upload/formula/12c1242c8caca6d8262eb92727d44fc1.png)
![](https:///quesimg/Upload/formula/0e672b29f43175138c7ee53dc3ebc81a.png)
![](https:///quesimg/Upload/formula/6c0757e0b51b6e3a571c9e507e369d11.png)
![](https:///quesimg/Upload/formula/9f10a2398895ae3385527b9c81c3e04d.png)
A.质量亏损![]() |
B.释放的核能![]() |
C.铍原子核内的中子数是5 |
D.X表示的是氚原子核 |
![](http://static.xuejinqu.com/images/y-prise.png)
同类型试题
![](http://static.xuejinqu.com/images/medal.png)
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)