Cuantos ml de H2SO4 para preparar 500 ml de disolución 0.55 M, si la pureza del agua es de 88% y la densidad es igual a 1.83 g/ml

One significant difference between an ionic bond, where electrons are taken from one atom and added to another atom, and a covalent or metallic bond, where electrons are shared is

Modern weaponry has increased the number of deaths in wars and violent conflicts.

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