The length of time required for half of the radioactive atoms in a sample to decay is its <span>half-life. The correct option among all the options that are given in the question is the first option or option "A". The other choices are incorrect and can be easily neglected. I hope that this is the answer that has come to your help.</span>
In a metallic bond, atoms of the metal are surrounded by a constantly moving "sea of electrons". This moving sea of electrons enables the metal to conduct electricity and move freely among the ions.
Answer&Explanation:
The unit used to measure Heat is joule equal to that of Energy and is abbreviated as (J)
Answer:
There are 1.8×1024 atoms in 1.5 mol HCl
Explanation:
Electron was discovered by J. J. Thomson in 1897 when he was studying the properties of cathode ray.
