Answer:
See explaination
Explanation:
The invariant mass of an electron is approximately9. 109×10−31 kilograms, or5. 489×10−4 atomic mass units. On the basis of Einstein's principle of mass–energy equivalence, this mass corresponds to a rest energy of 0.511 MeV.
Check attachment for further solution to the exercise.
Answer:
So, electrolysis of water produces 2 volumes of hydrogen gas and 1 volume of oxygen gas because the ratio of hydrogen and oxygen elements in water is 2:1 by volume. Therefore, the amount of gases collected in two test tubes is not equal.
i hope this helped, have a great day
Democritus and Aristotle had argued in the study of atoms as
both of them has different perspectives of how atoms are formed and their
structure that led to an agreement. The statement of which both of them had
only agreed on is that the atoms are made of large numbers and these atoms have
different types.
