Explain why the average atomic mass
of lithium is closer to 7 amu instead
of 6 amu.

How many orbitals does the p sub shell container

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

What is the percentage of hydrogen in nitrogen trihydride