An exothermic reaction is a chemical reaction that releases energy by light or heat. It is the opposite of an endothermic reaction. im sorry i only could do one! but hope this helped!
Answer:
<h3>The answer is 8.33 g/mL</h3>
Explanation:
The density of a substance can be found by using the formula
From the question
mass = 100 g
volume = 12 mL
We have
We have the final answer as
<h3>8.33 g/mL</h3>
Hope this helps you
Answer:
malleable, shiny, hard and good electricity conductors
Well scientific laws are really laws! You can't change a scientific law and laws can be facts as well. Hope this helps!