Answer:
They contain of atoms
Explanation:
That's because atomic weights or masses of each atom of each element are proportional to each other, the same number of atoms of each element will give masses that are also proportional to each other. If you start with 20 oxygen atoms, you will need 40 hydrogen atoms to make the water and you will get 20 molecules of water.
The answer should be 479 i could possibly be wrong but that’s what i got because one mole is 47.90 grams
Its a chemical reaction because both are affected by the reaction and changed. hope this helps (ू• o •ू )
The answer is B
I also did this quiz.
Atoms of oxygen are electronegative and attract the shared electrons in their covalent bonds.
