Answer:
In displacement reactions
Explanation:
M=DxV V=M/D
(answer limit etcetcetc)))))
Answer:
4 neutrons
Explanation:
A lithium atom contains 3 protons, 4 neutrons and 3 electrons
Answer:
, CaS, 
, 
Explanation:
The reaction can be done by adding the cations and the anions.
The binary compounds are always formed by the two different elements.
When one calcium ion, 
combines with the two calcium ions, 
, they formed a binary compound of .
When one combines with one 
ion, they formed CaS binary compound.
When one chromium ion 
combines with four ions of chlorine, 
, the compound formed is .
When 1 ion of combines with 2 ions of sulphur, 
, the binary compound formed is .
They are all the same. Temperature is the measure of average kinetic energy of the particles.
