Answer:
It's usually used to test for blood
Explanation:
Polices often use luminol to find blood :)
Brainliest???
Answer:
The thermal decomposition of sodium bicarbonate to produce sodium carbonate carbon dioxide and water. This reaction takes place at a temperature of 250-300°C(140-180°C).
Not sure what you exactly mean, but I think what you are talking about are the spheres of earth (Lithosphere, Hydrosphere, Atmosphere, and Biosphere.)
Lithosphere (Terrestrial) is the land on earth. Hydrosphere (Hydrologic) is the water on earth.
I'm not sure if this is 100% correct but I'm guessing this is what you are referring to. It could be different across different science classes.
B) to the right of the arrow