Answer:
Man-made disasters can include hazardous material spills, fires, groundwater contamination, transportation accidents, structure failures, mining accidents, explosions and acts of terrorism. There are actions that we can take to prepare to react appropriately to these events.
Explanation:
hope it will help
I think the correct answer among the choices presented above is option A. An ore is rock that contains a mineral or metal with economic usefulness. Examples are copper ore, gold ore and iron ore. These ores are being extracted from the Earth by mining.
Halogens have seven valence electrons and reqires one more electron to complete its octet
Answer:
Electronegativities generally increase from left to right across a period
Therefore the answer is B.
