Cuántos mL de H2SO4 concentrado, densidad 1.84 g'mL con 98% de H2SO4 en peso, se necesitan para preparar: 1 L de disolución 1 N; b) 1 L
de disolución 15% peso c) 200 ml de disolución 0.500 M?​

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?