I believe the first one is chemical, second one is mechanical, third one is mechanical and fourth one is chemical.
Answer:
oh i love football. i know this. The guy with 200 kilograms because he is heavier o that means more weight going against the guy. Is this American football. cause i love American football
Explanation:
Answer:
Electrons
Explanation:
Atoms can combine together and share electrons between them. Atoms that share electrons are linked to each other in a form, called a molecule that is in a lower energy state than either of the separate atoms alone.
Pls Brainliest! It would mean a lot! ;)
Answer:
1200 J/K
Explanation:
The formula for the entropy associated with a reversible phase change is
1. Calculate q
For a reversible phase change like melting,
2. Calculate ΔS
Answer:
c i think honestly idk but i try