Mixture because your pouring something into it then stirring it i don’t know.
Answer:
2 hydrogen and 1 oxygen
Explanation:
H2O
Hydrogen has the coefficient so you multiply 1 by 2 and it equals 2
Oxygen does not have any sub or coe so its automatically 1
Answer:
B. Uranium breaks down ti produce heat.
Explanation:
In fission, heavy nucleus split into lighter nucleus.. And energy release in this process in the form of heat.
Elements are pure substances made up of molecules