What is true of an atom’s nucleus? it is positively charged and takes up most of the atom’s space. it is negatively charged and takes up most of the atom’s space. it is positively charged and includes most of the atom’s mass. it is negatively charged and includes most of the atom’s mass.

Which technically is nasa developing that will astronauts reach mars

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound