Krypton is a noble gas and because it has its valence electrons filled, it is very hard for it to react with things.
It is not a halogen as they are extremely reactive.
I believe C.) would be the best answer
Answer:
Productores. También conocidos como autótrofos, son aquellas especies (básicamente plantas) que fabrican su propio alimento a través de la energía solar y de sustancias simples.
Consumidores de primer orden. ...
Consumidores de segundo orden. ...
Descomponedores.
Explanation:
,,,
The answer would be C, welcome
The signs and symptoms of a cluster headache include severe<span> right-sided headache with a runny nose, droopy eyelids, and tearing of the eye on the right side.
</span>The injectable form of sumatriptan<span> (</span>Imitrex<span>), which is commonly used to treat a migraine, is also an effective treatment for acute cluster headache</span>
Answer: Freshwater biomes have water that contains little or no salt. They include standing and running freshwater biomes. Standing freshwater biomes include ponds and lakes. Running freshwater biomes include streams and rivers
