Iwill upvote
read the statement.

atoms of different elements have a different mass and volume.

which sentence best explains why the statement is true?

atoms of all elements have a spherical shape.
atoms have protons, neutrons, and electrons.
atoms lack the same number of electrons.
atoms have unique properties that define them.

b.final

it was spontaneous.

"ain't i a woman? " is the name given to a speech, delivered extemporaneously, by sojourner truth, (1797–1883), born into slavery in new york state.sojourner truth' delivered her famous speech "ain't i a woman? " (which did not have a title at that moment) was given without any previous preparation. her dissertation took place at the women's convention in akron, ohio, in 1851.