How many molecules are in 8.3 moles?

What is the value of keq for the reaction expressed in scientific notation?

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

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a