Chemistry, 25.03.2020 22:48 webbjalia04
An isotope contains 15 protons, 15 electrons and 17 neutrons. What is the isotope?
Answers: 3
Chemistry, 21.06.2019 17:30, ronny80
Supongamos que estás estudiando dos estrellas. ambas estrellas tienen la misma magnitud aparente, pero la estrella a tiene una magnitud absoluta mayor que la estrella b. ¿que puedes decir acerca de la distancia a la tierra de estas dos estrellas?
Answers: 3
Chemistry, 22.06.2019 12:00, WinterStrikesBack
Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?
Answers: 2
An isotope contains 15 protons, 15 electrons and 17 neutrons. What is the isotope?...
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