The value for the ΔU of a system is
-120 J. If the system is known to have
absorbed 420 J of heat, how much work
was done?
a. -540 J
b. -640 J
c. -740 J
d. -840 J
formula: ΔU = q +w
-120 J. If the system is known to have
absorbed 420 J of heat, how much work
was done?
a. -540 J
b. -640 J
c. -740 J
d. -840 J
formula: ΔU = q +w