Answer:
Dalton says atoms of a given element are identical in mass and the modern one says atoms of a given element are identical in average mass. ... Modern theory says they atoms can be subdivided, created or destroyed by ordinay means.
hope this helps!
False
only observing chemical property will change its identity
C.) Electron has a negative charge.....
Al 3+ ions to S 2- ions in a neutral compound is 12 oxygen
