Answer:
In order for the powder to dissolve, each powder molecule must separate from the other powder molecules and be surrounded by water molecules. This shift in arrangement either absorbs or releases energy depending on the situation. It is due to the exchange of energy that the temperature of the solution fluctuates.
Explanation:
:)
Explanation:
high energy to Low energy
=the electron gains energy (K.E)
Answer: 19.4 g/cm3
Explanation: density is the relationship between mass over volume.
So density of gold is 15.7g/0.81cm3 = 19.4 g/cm3
<span> weather is the condition of the climate in a particular place at a particular
time.</span>
I’m pretty sure it’s B since ones charge the neutral while ones is positive, it’s an obvious difference as well/