arnold2619
13.11.2019 •
Chemistry
What groups of metals are responsible for the color change in a element?
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Ответ:
Transition Metals
Explanation:
Ответ:
The characteristic colors are helpful when performing a qualitative analysis to identify the composition of a sample. The colors also reflect interesting chemistry that occurs in transition metals.
Ответ:
¿Cuál fue el trabajo principal de Einstein?
En 1916 Einstein publicó su teoría general de la relatividad. Esta teoría conectaba la gravedad, la aceleracióna y el espacio-tiempo (cuatro dimensiones). Con esta teoría pudo dar cuenta de las variaciones en los movimientos orbitales de los planetas.