Substance B is found to be more vicious than substance A, this means that
A. B flows faster at room temperature than A does
B. B flows slower at room temp. than A does
C. B has more mass per volume than A does
D. B has less mass per volume than A does

an ion is a charged atom or molecule. it is charged because the number of electrons do not equal the number of protons in the atom or molecule. an atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom.

i think the answer would be b

beta is electron from nucleus

something from nucleus has changed, but charge must be same for cons of charge

c because the news are a source of information of things that happen on the daily and shows evidence about that particular topic