- On a test, Helena is defining energy. Which must she include in order to get her answer marked correct? ○making objects more compact
O the ability to do work
O carrying through matter and space
O the bonds of atoms

How many moles of gas are present if p=11 atm, v=12l, t=185k?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp