Answer:
Explanation:
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Kinetic energy=Ek
Ek=(1/2)mv²
Ek=480 J
v=8 m/s
mass=?
Ek=(1/2)mv²
480 J=(1/2)m(8 m/s)²
480 J=(32 m²/s²) m
m=(480 J)/(32 m²/s²)=15 kg
answer: the mass of the object is 15 kilograms.
Answer:
option A
an increase in entropy and a decrease in enthalpy
pls mark brainliest
5 is 2 I’m not sure about 4 though....
