I Probleme de urmărit
✓ Selectarea substanţei;
✓ Formula chimică şi denumirea ei;
✓ Starea de agregare și masa moleculară relativă;
Tipul legăturii chimice;
✓ Proprietățile substanței;
✓ Utilizarea ei.​

The correct answer would be b

Idont see a question here

Determine the cause of death for anna garcia

we need additional information in order to determine the cause of death for anna garcia. there are at least 3 things with explanation included as to why we need them are as follows:

there would be some predate medical situations.there would be a report about the cause that why she was there for backache from the hospital.there would be a report about what she injected in her thigh that she suffered from backache.