The chemical agent mixed with feces to determine if blood is present is Luminol.
Answer:
Exothermic, it obeys the law of conservation of energy
Explanation:
The reaction is an exothermic change. In this kind of change, heat is liberated to the surrounding. So the surrounding becomes hotter at the end of the heat change.
In chemical reactions that involves the loss of energy as heat, they obey the law of conservation of energy.
The law of conservation of energy states that energy is neither created nor destroyed but transformed from one form to another. In such reactions as this, chemical energy is transformed into heat energy.
Answer:
I think it's either A or D I'm not sure hope that I helped you.
Answer:
i think it is the last option a pure substance that can be separated into different elements by chemical means
Explanation:
1,000 mL/ 1 L
Your last option
