A scientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas. They are each made of matter. Some are compounds and some are elements. They all contain atoms. [ -best describe all of the materials he is using in the investigation. ]
Hi , the answer is December 31st around 10;30pm.
It's probably heat,if there are multiple choices it'll help if you could give them.
C,they are identified by the texture and grain size
