Answer:
You can tell them on April Fools and if they reject you just say April Fools.
Beryllium has four neutrons
<span>magnification(m)=imagedistance(v)÷objectdistance</span><span>
Here, the magnification will be 2. Therefore, the height of the image will be twice the height of the object, which is, 4*2= 8 cm.</span>
Answer:
This is because their atoms have the same number of electrons in the highest occupied energy level. Li lithium and K potassium both belong to first group (alkali metals) and thus have similar chemical properties.
Explanation: