Al mesclar 13.5g de naoh con 56.8 g de agua se obtiene una solucion cuya densidad es de 1.15 g/mL. Determine el % m/v de la solucion resultante (Rsta:22.1% m/v). Necesito el desarrollo plsss

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

Areaction in which products can react to re-form reactants is

How many liters of water can be produced from 5.0liters of butane gas at stp, assuming excess oxygen? c4h10(g) + 02(g) → co2 (e) + h2o (g)