I can’t see the choices can you take another picture of this assignment please so i can help you
Answer:
The combined mass of all the protons and electrons is 24.305.
Explanation:
From the information given about the atom, we can see that the relative atom mass of the element is 24.305.
The relative atomic mass of an atom is the combined mass of all its isotope in proportion of their geonormal abundances. On the periodic table, this mass deals with the amount of protons and neutrons present in a given atom.
Answer:
well according to salesman they take out all and out all bacteria that is in the water that the water filters installed in the systems already don't take out so in other wordsthere and the water filter takes that out