Quieres comprobar que en la reacción de oxidación de un metal se cumple la ley de conservación de la masa. ¿Qué utilizarías para ello, un recipiente abierto o uno cerrado? ¿Por qué? Dibuja en tu cuaderno cómo realizarías esta experiencia.

firearm identification is the process of analyzing the bullets and cartridge cases left at a crime scene to determine if they came from a particular firearm. marks on the bullets and cartridges may be common to every firearm of that type. these are called class characteristics.

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.

answerscientific theory;