Answer:
The heat gain by the system,
q
=
−
250
kJ
.
The work done on the system ,
w
=
−
500
kJ
.
The First Law of Thermodynamics state that
Δ
U
=
q
+
w
=
−
750
kJ
Explanation:
PCP, or angel dust, is a dangerous hallucinogen properly called phencyclidine.
Thick cloud covering on earths surface would have a warming effect also known as the "Green House Effect"
Explanation:
can u post a picture of the question ?
Period. Groups/families are the vertical columns on the periodic table.