Answer:
message me so i can help you because i cant see the words
Explanation:
Answer:
You would most likely have to agree with the friend as scientists only know things by experimenting the unknown. So when synthesizing the new, the result will also be new and unheard of previously by the scientists.
Answer:
B.
Explanation:
It is brittle like a nonmetal but conducts electricity and heat like a metal.
No a flame doesn't always give heat because sometimes fire can burn but it doesn't have heat
Iron (II) oxide is composed of iron with an oxidation number of +2 (shown by the II after iron) and an oxygen that has an oxidation number of -2 (oxygen almost always has an oxidation state of -2). Since the anion and cation both have a charge of +or- 2, they bond with each other with a 1 to 1 ratio and the formula should be FeO
I hope this helps. Let me know if anything is unclear.