Answer:
Air temperature is measure by how hot or cold is air
Answer:
29430J
Explanation:
g=9.81m/s^2
Pe=mgh=200*9.81*15=29430J (joule)
I’m pretty sure it’s A sorry if wrong
Answer:
a. True
Explanation:
Alkanes are chains of carbon atoms surrounded by hydrogen atoms. TRUE.
Alkanes are hydrocarbons, that is, they are organic compounds formed only by carbon and hydrogen. In alkanes, carbon atoms are bonded to each other through single covalent bonds and they are also bonded to hydrogen atoms through the same type of bonds. Alkanes have the general formula CnH2n+2.