How many grams are in 0.25 mole of NaCl? Formula massNaCl= 58.44 g/mol

Give the orbital configuration of the phosphorus (p) atom.

Why is the structure of molecule important to its function?

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