Answer:
Helium, this noble gas has the least density at STP
Explanation:
Answer:
A and B
Explanation:
the other two make no sense at all
Answer:
Kinetic
Explanation:
Kinetic energy kicks in after potienal builds up energy
Answer:
When the drill hits oil, some of the oil rises from the ground high into the air. This immediate release of oil is known as a "gusher." Once a reservoir has been located, pumps are used to extract the oil.
Answer:
6amu
Explanation:
mass=proton+neutron
mass of cl2=2(16+16)=64amu