C)
Metallic solids consist of metal ions which are surrounded by delocalized electrons.
19) it's not balanced because when adding h2 and o2 u get h2o2 not h2o
20) I'm not sure
Answer:
H2CO3 represents carbonic acid
The answer to this question would be: false
Autopsies are performed to the body that didn't die from a natural cause or known disease. This will include homicide or suicide. Some case that suspected to be suicide would be a homicide that was covered by the criminal. In this case, the body is examined for any unnatural or suspicious sign that might be caused by the killer. Autopsy also needed in a malpractice case.