Answer:
Explanation:
Image result for Explain in detail the sub-atomic particles in a atom
Subatomic particles include electrons, the negatively charged, almost massless particles that nevertheless account for most of the size of the atom, and they include the heavier building blocks of the small but very dense nucleus of the atom, the positively charged protons and the electrically neutral neutrons.
Answer: probably c i'm not too good with chemistry however i can tell u how got it
Explanation: 27/13Al+1/0
or
simplify 27lA>13 which = 1>0
in my terms 1/0n the answer is c
btw no worries i tend to add a lot of people on brainly and when i send them a request i try to help them the best i can regardless of the trouble it takes, i'm not some crazy weirdo with a crazy crush, that's what all my friends thought, but nah not true i just like to help anyways.. uhm lemme stop typing
Answer:
first answer
Explanation:
atomic number of bromine is 35
![1{s}^{2} 2 {s}^{2} 2 {p}^{6} 3 {s}^{2} 3 {p}^{6} 3 {d}^{10} 4 {s}^{2} 4 {p}^{5}](https://tex.z-dn.net/?f=1%7Bs%7D%5E%7B2%7D%202%20%7Bs%7D%5E%7B2%7D%202%20%7Bp%7D%5E%7B6%7D%203%20%7Bs%7D%5E%7B2%7D%203%20%7Bp%7D%5E%7B6%7D%203%20%7Bd%7D%5E%7B10%7D%204%20%7Bs%7D%5E%7B2%7D%204%20%7Bp%7D%5E%7B5%7D%20)
Answer:
Activation energy = 1.152 kJ/mol
Explanation:
See attached pictures.