You have to find the gram formula mass of C6H6 then do mass (g) = mol x GFM
1) 100s of millions of years ago Trees and plants fall into swamps
2) Layers of rotting plant matter builds up underwater
3) Over millions of years the weight of layers heat the plant matter and turn into Peat
4) Over millions of years more pressure and heat turns Peat into coal
Answer:
-1160kj/mol
Explanation:
the reaction is exothermic because heat is released to the environment
Gold is a chemical element with symbol Au (from Latin: aurum) and atomic number 79, making it one of the higher atomic number elements that occur naturally. In its purest form, it is a bright, slightly reddish yellow, dense, soft, malleable, and ductile metal.
Answer:
C i took the test as well and i reambee i lern this in class
Explanation:
Hope it helps and mark me brainlest answer