Answer:
it can be revised at any time.
Explanation:
It was due to the metal foil in which the alpha particles can't even pass through. This experiment conducted by Rutherford led to the discovery of protons.
Answer:
Displacement is the direction from the starting point and the length of a directly line from the starting point to the ending point.
H2O
This equation is a double displacement reaction, and it forms H2CO3, which is very unstable and separates into H2O and CO2.
