What did Dalton's atomic theory contribute to science?
O
A. It unified the scientific community against alchemy.
O
B. It formed the basis upon which the rest of chemistry was built.
O
C. It answered questions about the structure of the atom.
O
D. It explained what was inside an atom.
SUBMIT

B

Explanation:

Pasted below is his 5 theory's and all of them are the building blocks of chemistry today.  

1. Matter is made up of atoms that are indivisible and indestructible.

2. All atoms of an element are identical.

3. Atoms of different elements have different weights and different chemical properties.

4. Atoms of different elements combine in simple whole numbers to form compounds.

5. Atoms cannot be created or destroyed. When a compound decomposes, the atoms are recovered unchanged.

answers: to make sure that all of the broken pieces of tablet were added to the water, to allow for fair comparison of all three trials, with different particle sizes to avoid experimental error

a