Answer:
I'm Not Good At Chemistry.
Explanation: It's Hard.
Soluble means it can be dissolved
Insoluble means it can't be dissolved
City B. Higher altitudes have lower boiling points due to lower atmospheric pressure at higher altitudes
Answer:
An external stimuli is a stimulus that comes from outside an organism and causes a reaction.An internal stimuli is a stimulus that comes from inside an organism.
Answer:
The best mean is heating the solution