If the hydrogen ion concentration, [H+), in a solution is 5.39 x 10-8 M,
what is [OH-]?
1.86 x 1021 M
..86 x 10-7 M

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

Can you me with this i really appreciate it

How can one make a supersaturated solution? (apex)