Answer:
Dmitri Mendeleev=Russian chemist, Albert Ghiorso=American scientist
Explanation:
Answer
A. molecules
Explanation
When atoms or elements combine, they are called molecules. When molecules combine they form compounds.
We get white fumes of Amonium Chloride.
HCL + NH3 gives NH4CL + H2
Answer: Option E. There are covalent bonds between the hydrogen atoms
Explanation:
Answer:
409 g/mol
Explanation:
you divide the mass by the moles to get the molar mass
